{"title":"Intercom System","description":"","products":[{"product_id":"gr-801","title":"GR-801 Goreal Intercom Headset, Single Muff (GR-801)","description":"\u003c!-- Sub-type: L-E --\u003e\u003c!-- Source: gr-801-goreal-headset-single-muff.md --\u003e\u003cstyle\u003e.kupo-section-title {  margin: 1.25rem 0 1rem 0;  font-size: 22px !important;  font-weight: 700;  line-height: 1.3;  color: #2C3E50 !important;  letter-spacing: 0;}.product-description h3 {  color: #2C3E50 !important;  font-size: 18px !important;  font-weight: bold;  margin-top: 1.5rem;  margin-bottom: 0.75rem;  line-height: 1.35;  letter-spacing: 0;}.product-description,.product-description p,.product-description li {  color: #222222 !important;}\u003c\/style\u003e\u003ch2 class=\"kupo-section-title\"\u003eProduct Description\u003c\/h2\u003e\u003cdiv class=\"product-description\" data-sku=\"GR-801\" data-color=\"Single Muff\"\u003e  \u003ch3\u003eOverview\u003c\/h3\u003e  \u003cp\u003eThe GR-801 is the single-muff headset for KUPO Goreal intercom systems, giving production crew one covered ear for clear cue communication while leaving the other ear open to the room. It combines a circumaural closed-back driver, dynamic cardioid microphone, 270° rotatable boom, and 4-pin 1.6 mm cable for connection to the GR-BP01 belt pack.\u003c\/p\u003e  \u003ch3\u003eWhy It Matters\u003c\/h3\u003e  \u003cp\u003eDeck crew, follow-spot operators, and stage managers often need to hear both the caller and the room. A single-muff headset keeps cue audio present without isolating the operator from live ambience, performer movement, or someone calling from just off headset.\u003c\/p\u003e  \u003ch3\u003eKey Features\u003c\/h3\u003e  \u003cul\u003e    \u003cli\u003eSingle-muff configuration leaves one ear open for situational awareness on deck or at follow-spot positions.\u003c\/li\u003e    \u003cli\u003e270° rotatable microphone boom mutes when swung up and opens when moved down, reducing switch hunting in the dark.\u003c\/li\u003e    \u003cli\u003eDynamic cardioid microphone helps reject stage noise and audience wash from the intercom channel.\u003c\/li\u003e    \u003cli\u003e20 Hz to 20 kHz headphone response and 90 dB SPL sensitivity support clear, full-range cue intelligibility.\u003c\/li\u003e    \u003cli\u003eSoft synthetic leather muff and adjustable headband keep long calls more comfortable.\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eApplications\u003c\/h3\u003e  \u003cp\u003eDesigned for stage management, deck crew, follow-spot positions, event production, broadcast floor communication, and touring intercom kits where one-ear awareness is preferred.\u003c\/p\u003e  \u003ch3\u003e Compatibility\u003c\/h3\u003e  \u003cp\u003e Connects to the GR-BP01 belt pack using the 4-pin \/ 1.6 M cable length cable; choose GR-802 when a double-muff headset is needed for louder environments.\u003c\/p\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"Product\",  \"name\": \"GR-801 Goreal Intercom Headset, Single Muff (GR-801)\",  \"description\": \"The GR-801 is the single-muff headset for KUPO Goreal intercom systems, giving production crew one covered ear for clear cue communication while leaving the other ear open to the room. It combines a circumaural closed-back driver, dynamic cardioid microphone, 270° rotatable boom, and 4-pin 1.6 mm cable for connection to the GR-BP01 belt pack.\",  \"brand\": {    \"@type\": \"Brand\",    \"name\": \"KUPO\"  },  \"manufacturer\": {    \"@type\": \"Organization\",    \"name\": \"KUPO CO. LTD\"  },  \"category\": \"Lighting Solution \u003e DMX Testers \u0026 Terminators\",  \"sku\": \"GR-801\",  \"mpn\": \"GR-801\",  \"color\": \"Single Muff\",  \"material\": \"Headset assembly with synthetic leather muff\",  \"additionalProperty\": [    {      \"@type\": \"PropertyValue\",      \"name\": \"Product Type\",      \"value\": \"Single-muff intercom headset\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Headphones Type\",      \"value\": \"Circumaural, closed-back\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Sensitivity\",      \"value\": \"90 dB SPL\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Frequency Response Headphones\",      \"value\": \"20-20,000 Hz\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Max Input Power\",      \"value\": \"100 mW\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Rated Impedance Headphones\",      \"value\": \"400 ohm\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Microphone Element\",      \"value\": \"Dynamic\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Microphone Frequency Response\",      \"value\": \"150-10,000 Hz\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Polar Pattern\",      \"value\": \"Cardioid\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Microphone Rated Impedance\",      \"value\": \"250 ohm\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Open Circuit Sensitivity\",      \"value\": \"-60 dBV\/Pa (1.0 mV\/Pa) ±3 dB at 1 kHz\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Max SPL\",      \"value\": \"136 dB SPL, THD ≤1 % at 1 kHz\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Distortion\",      \"value\": \"Less than 3 %\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Mic Rotation\",      \"value\": \"270°\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Connector \/ Cable\",      \"value\": \"4-pin \/ 1.6 M cable length\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Configuration\",      \"value\": \"Single muff, one ear covered\"    }  ]}\u003c\/script\u003e\u003cstyle\u003e.kupo-faq-seo-section {  margin-top: 2rem;}.kupo-faq-seo-item {  margin-bottom: 1.25rem;}.kupo-faq-seo-item h3 {  color: #2C3E50 !important;  font-size: 17px !important;  font-weight: 600;  margin-bottom: 0.4rem;  line-height: 1.35;  letter-spacing: 0;}.kupo-faq-seo-item p {  color: #222222 !important;  margin-top: 0;}\u003c\/style\u003e\u003csection class=\"kupo-faq-seo-section\"\u003e  \u003ch2 class=\"kupo-section-title\"\u003e Frequently Asked Questions\u003c\/h2\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eWhy choose single muff instead of double muff?\u003c\/h3\u003e    \u003cp\u003e Choose single muff when the operator needs headset audio and room awareness at the same time, such as deck or follow-spot work.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eHow does the microphone mute?\u003c\/h3\u003e    \u003cp\u003eThe boom rotates 270°. Swing it up to mute and bring it down to talk.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eWhich belt pack does it connect to?\u003c\/h3\u003e    \u003cp\u003eIt connects to the GR-BP01 belt pack through the 4-pin \/ 1.6 M cable length cable.\u003c\/p\u003e  \u003c\/div\u003e\u003c\/section\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"FAQPage\",  \"mainEntity\": [    {      \"@type\": \"Question\",      \"name\": \"Why choose single muff instead of double muff?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \" Choose single muff when the operator needs headset audio and room awareness at the same time, such as deck or follow-spot work.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"How does the microphone mute?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"The boom rotates 270°. Swing it up to mute and bring it down to talk.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"Which belt pack does it connect to?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"It connects to the GR-BP01 belt pack through the 4-pin \/ 1.6 M cable length cable.\"      }    }  ]}\u003c\/script\u003e","brand":"KUPO Stage","offers":[{"title":"Intercom System \/ Headset","offer_id":53907509018923,"sku":"GR-801","price":0.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/6887\/6843\/files\/GR-801_b.jpg?v=1782111041"},{"product_id":"gr-802","title":"GR-802 - KUPO Goreal Intercom Headset, Double Muff","description":"\u003c!-- Sub-type: L-E (Intercom and production communication) --\u003e\u003c!-- Source: Description\/Missing_Markdown\/lighting_solution\/goreal_intercom_system\/gr-802-goreal-headset-double-muff.md --\u003e\u003cstyle\u003e.kupo-section-title { margin: 1.25rem 0 1rem 0; font-size: 22px !important; font-weight: 700; line-height: 1.3; color: #2C3E50 !important; letter-spacing: 0; }.product-description h3 { color: #2C3E50 !important; font-size: 18px !important; font-weight: bold; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.35; letter-spacing: 0; }.product-description, .product-description p, .product-description li { color: #222222 !important; }\u003c\/style\u003e\u003ch2 class=\"kupo-section-title\"\u003eProduct Description\u003c\/h2\u003e\u003cdiv class=\"product-description\" data-sku=\"GR-802\" data-color=\"NA\"\u003e  \u003ch3\u003eOverview\u003c\/h3\u003e  \u003cp\u003eThe KUPO GR-802 is the double-muff headset for the Goreal intercom system, made for crew communication in loud show environments. By covering both ears, it gives followspot operators, stage managers, booth crew, and backstage technicians more isolation than the single-muff GR-801.\u003c\/p\u003e  \u003ch3\u003eWhy It Matters\u003c\/h3\u003e  \u003cp\u003e Clear intercom audio is not a luxury when cues are moving and the room is loud. GR-802 gives the wearer stronger acoustic isolation, a rotatable talk-control boom, and a comfortable closed-back design for longer rehearsals and show calls.\u003c\/p\u003e  \u003ch3\u003eKey Features\u003c\/h3\u003e  \u003cul\u003e    \u003cli\u003eDouble-muff circumaural closed-back design improves isolation in loud production areas\u003c\/li\u003e    \u003cli\u003e270° rotatable microphone boom turns talk mode on or off without hunting for a separate switch\u003c\/li\u003e    \u003cli\u003eDynamic cardioid microphone focuses speech pickup for clearer communication through the belt pack\u003c\/li\u003e    \u003cli\u003eSoft synthetic leather ear muffs and adjustable headband support long operating periods\u003c\/li\u003e    \u003cli\u003e4-pin cable, 1.6 M cable length connects directly to the GR-BP01 Goreal belt pack\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eApplications\u003c\/h3\u003e  \u003cp\u003eUse it for followspot positions, front-of-house communication, stage management, broadcast positions, concert touring, and venue crews working around high ambient noise.\u003c\/p\u003e  \u003ch3\u003e Compatibility\u003c\/h3\u003e  \u003cp\u003eDesigned for the Goreal intercom system and connects to the GR-BP01 belt pack through its 4-pin cable.\u003c\/p\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"Product\",  \"name\": \"GR-802 | KUPO Goreal Intercom Headset, Double Muff\",  \"description\": \"The KUPO GR-802 is the double-muff headset for the Goreal intercom system, made for crew communication in loud show environments. By covering both ears, it gives followspot operators, stage managers, booth crew, and backstage technicians more isolation than the single-muff GR-801.\",  \"brand\": {    \"@type\": \"Brand\",    \"name\": \"KUPO\"  },  \"manufacturer\": {    \"@type\": \"Organization\",    \"name\": \"KUPO CO. LTD\",    \"url\": \"https:\/\/www.stage.com.tw\"  },  \"category\": \"Lighting Solution \u003e Goreal Intercom System\",  \"sku\": \"GR-802\",  \"mpn\": \"GR-802\",  \"material\": \" Circumaural closed-back headset with synthetic leather ear muffs\",  \"additionalProperty\": [    {      \"@type\": \"PropertyValue\",      \"name\": \"Product Type\",      \"value\": \"Double-muff intercom headset\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"System\",      \"value\": \"Goreal intercom system\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Ear Design\",      \"value\": \"Circumaural closed-back double-muff design\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Microphone\",      \"value\": \"Dynamic cardioid microphone\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Boom Control\",      \"value\": \"270° boom with talk on\/off\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Cable\",      \"value\": \"4-pin cable, 1.6 M cable length\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Compatible System\",      \"value\": \"GR-BP01 belt pack\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Application\",      \"value\": \"Stage \/ followspot communication\"    }  ]}\u003c\/script\u003e\u003cstyle\u003e.kupo-faq-seo-block { margin: 3rem 0 0 0; padding: 0; border: 0; background: transparent; box-sizing: border-box; }.kupo-faq-seo-block h2 { margin: 0 0 1.6rem 0; font-size: 22px !important; font-weight: 700; line-height: 1.4; color: #2C3E50 !important; }.kupo-faq-seo-item { border-top: 1px solid #ececec; padding: 0.8rem 0; }.kupo-faq-seo-item:first-of-type { border-top: 0; padding-top: 0; }.kupo-faq-seo-item h3 { margin: 0 0 0.35rem 0; font-size: 17px !important; font-weight: 600; line-height: 1.45; color: #2C3E50 !important; }.kupo-faq-seo-item p { margin: 0; line-height: 1.6; color: #222222 !important; }\u003c\/style\u003e\u003csection class=\"kupo-faq-seo-block\" data-product-id=\"GR-802\" data-category=\"Lighting Solution\"\u003e  \u003ch2\u003e Frequently Asked Questions\u003c\/h2\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eWhy pick the double-muff headset instead of GR-801°\u003c\/h3\u003e    \u003cp\u003eGR-802 covers both ears, so it is better for loud positions where isolation is more important than hearing the room naturally.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eHow do I mute or open the microphone?\u003c\/h3\u003e    \u003cp\u003eThe microphone boom rotates 270°, and moving the boom up or down turns talking mode on or off.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eDoes it plug straight into the Goreal belt pack?\u003c\/h3\u003e    \u003cp\u003eYes. It uses a 4-pin cable, 1.6 M cable length for connection to the GR-BP01 belt pack.\u003c\/p\u003e  \u003c\/div\u003e\u003c\/section\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"FAQPage\",  \"mainEntity\": [    {      \"@type\": \"Question\",      \"name\": \"Why pick the double-muff headset instead of GR-801?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"GR-802 covers both ears, so it is better for loud positions where isolation is more important than hearing the room naturally.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"How do I mute or open the microphone?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"The microphone boom rotates 270°, and moving the boom up or down turns talking mode on or off.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"Does it plug straight into the Goreal belt pack?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"Yes. It uses a 4-pin cable, 1.6 M cable length for connection to the GR-BP01 belt pack.\"      }    }  ]}\u003c\/script\u003e\u003c!-- Download block omitted: no confirmed spec sheet PDF for GR-802 --\u003e","brand":"KUPO Stage","offers":[{"title":"Intercom System \/ Headset","offer_id":53907509051691,"sku":"GR-802","price":0.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/6887\/6843\/files\/GR-802_b.jpg?v=1782111042"},{"product_id":"gr-bp01","title":"GR-BP01 - KUPO Goreal Intercom Belt Pack","description":"\u003c!-- Sub-type: L-E (Intercom and production communication) --\u003e\u003c!-- Source: Description\/Missing_Markdown\/lighting_solution\/goreal_intercom_system\/gr-bp01-goreal-belt-pack.md --\u003e\u003cstyle\u003e.kupo-section-title { margin: 1.25rem 0 1rem 0; font-size: 22px !important; font-weight: 700; line-height: 1.3; color: #2C3E50 !important; letter-spacing: 0; }.product-description h3 { color: #2C3E50 !important; font-size: 18px !important; font-weight: bold; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.35; letter-spacing: 0; }.product-description, .product-description p, .product-description li { color: #222222 !important; }\u003c\/style\u003e\u003ch2 class=\"kupo-section-title\"\u003eProduct Description\u003c\/h2\u003e\u003cdiv class=\"product-description\" data-sku=\"GR-BP01\" data-color=\"NA\"\u003e  \u003ch3\u003eOverview\u003c\/h3\u003e  \u003cp\u003eThe KUPO GR-BP01 is the user belt pack for the Goreal intercom system, linking the power station, circuit cabling, and crew headset into one local control point. It gives each crew member talk, listen, sidetone, call indication, and headset connection in a compact aluminum body.\u003c\/p\u003e  \u003ch3\u003eWhy It Matters\u003c\/h3\u003e  \u003cp\u003eA belt pack is the piece the crew touches all show long, so the controls have to be obvious and the body has to survive backstage handling. GR-BP01 uses a bright MIC button, illuminated CALL indicator, sturdy clip, and separate listen and sidetone knobs for practical live-operation control.\u003c\/p\u003e  \u003ch3\u003eKey Features\u003c\/h3\u003e  \u003cul\u003e    \u003cli\u003eAluminum alloy housing and rear metal belt \/ wall clip suit touring and venue use\u003c\/li\u003e    \u003cli\u003eMIC, listen level, sidetone controls give the user local communication control\u003c\/li\u003e    \u003cli\u003eIlluminated CALL indicator remains visible in dark backstage and booth positions\u003c\/li\u003e    \u003cli\u003e4-pin headset outlet supports GR-801 and GR-802 headsets\u003c\/li\u003e    \u003cli\u003e3-pin circuit inlet and outlet allow belt packs to be interconnected through the Goreal system\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eApplications\u003c\/h3\u003e  \u003cp\u003eUse it for stage management, followspot operators, booth crew, backstage technicians, broadcast production, and event crews who need wired intercom control at individual positions.\u003c\/p\u003e  \u003ch3\u003e Compatibility\u003c\/h3\u003e  \u003cp\u003e Compatible with GR-801 and GR-802 headsets, and with GR-PS01 or GR-PS02 Goreal power stations.\u003c\/p\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"Product\",  \"name\": \"GR-BP01 | KUPO Goreal Intercom Belt Pack\",  \"description\": \"The KUPO GR-BP01 is the user belt pack for the Goreal intercom system, linking the power station, circuit cabling, and crew headset into one local control point. It gives each crew member talk, listen, sidetone, call indication, and headset connection in a compact aluminum body.\",  \"brand\": {    \"@type\": \"Brand\",    \"name\": \"KUPO\"  },  \"manufacturer\": {    \"@type\": \"Organization\",    \"name\": \"KUPO CO. LTD\",    \"url\": \"https:\/\/www.stage.com.tw\"  },  \"category\": \"Lighting Solution \u003e Goreal Intercom System\",  \"sku\": \"GR-BP01\",  \"mpn\": \"GR-BP01\",  \"material\": \"Aluminum alloy belt pack housing\",  \"additionalProperty\": [    {      \"@type\": \"PropertyValue\",      \"name\": \"Product Type\",      \"value\": \"Intercom belt pack\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"System\",      \"value\": \"Goreal intercom system\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Housing\",      \"value\": \"Aluminum alloy body\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"User Controls\",      \"value\": \"MIC, listen level, sidetone controls\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Indicator\",      \"value\": \"Illuminated CALL indicator\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Headset Outlet\",      \"value\": \"4-pin outlet for GR-801 and GR-802 headsets\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Circuit Connection\",      \"value\": \"3-pin circuit inlet and outlet\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Compatible System\",      \"value\": \"GR-PS01 \/ GR-PS02 power stations\"    }  ]}\u003c\/script\u003e\u003cstyle\u003e.kupo-faq-seo-block { margin: 3rem 0 0 0; padding: 0; border: 0; background: transparent; box-sizing: border-box; }.kupo-faq-seo-block h2 { margin: 0 0 1.6rem 0; font-size: 22px !important; font-weight: 700; line-height: 1.4; color: #2C3E50 !important; }.kupo-faq-seo-item { border-top: 1px solid #ececec; padding: 0.8rem 0; }.kupo-faq-seo-item:first-of-type { border-top: 0; padding-top: 0; }.kupo-faq-seo-item h3 { margin: 0 0 0.35rem 0; font-size: 17px !important; font-weight: 600; line-height: 1.45; color: #2C3E50 !important; }.kupo-faq-seo-item p { margin: 0; line-height: 1.6; color: #222222 !important; }\u003c\/style\u003e\u003csection class=\"kupo-faq-seo-block\" data-product-id=\"GR-BP01\" data-category=\"Lighting Solution\"\u003e  \u003ch2\u003e Frequently Asked Questions\u003c\/h2\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eIs this the power supply for the intercom system?\u003c\/h3\u003e    \u003cp\u003eNo. GR-BP01 is the user belt pack. It needs a Goreal power station such as GR-PS01 or GR-PS02 to power the system.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003e Can it work with either Goreal headset?\u003c\/h3\u003e    \u003cp\u003eYes. It is listed as compatible with the GR-801 single-muff and GR-802 double-muff headsets.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eWhat does the sidetone knob control?\u003c\/h3\u003e    \u003cp\u003eIt adjusts how much of the user’s own voice is heard back in the headset, which helps speech feel natural during long calls.\u003c\/p\u003e  \u003c\/div\u003e\u003c\/section\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"FAQPage\",  \"mainEntity\": [    {      \"@type\": \"Question\",      \"name\": \"Is this the power supply for the intercom system?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"No. GR-BP01 is the user belt pack. It needs a Goreal power station such as GR-PS01 or GR-PS02 to power the system.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"Can it work with either Goreal headset?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"Yes. It is listed as compatible with the GR-801 single-muff and GR-802 double-muff headsets.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"What does the sidetone knob control?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"It adjusts how much of the user’s own voice is heard back in the headset, which helps speech feel natural during long calls.\"      }    }  ]}\u003c\/script\u003e\u003c!-- Download block omitted: no confirmed spec sheet PDF for GR-BP01 --\u003e","brand":"KUPO Stage","offers":[{"title":"Intercom System \/ Belt Pack","offer_id":53907509149995,"sku":"GR-BP01","price":0.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/6887\/6843\/files\/GR-BP01_b.jpg?v=1782111043"},{"product_id":"gr-ps01","title":"GR-PS01 Goreal Intercom Power Station, Portable Two Circuits (GR-PS01)","description":"\u003c!-- Sub-type: L-E --\u003e\u003c!-- Source: gr-ps01-goreal-power-station-portable.md --\u003e\u003cstyle\u003e.kupo-section-title {  margin: 1.25rem 0 1rem 0;  font-size: 22px !important;  font-weight: 700;  line-height: 1.3;  color: #2C3E50 !important;  letter-spacing: 0;}.product-description h3 {  color: #2C3E50 !important;  font-size: 18px !important;  font-weight: bold;  margin-top: 1.5rem;  margin-bottom: 0.75rem;  line-height: 1.35;  letter-spacing: 0;}.product-description,.product-description p,.product-description li {  color: #222222 !important;}\u003c\/style\u003e\u003ch2 class=\"kupo-section-title\"\u003eProduct Description\u003c\/h2\u003e\u003cdiv class=\"product-description\" data-sku=\"GR-PS01\" data-color=\"Portable\"\u003e  \u003ch3\u003eOverview\u003c\/h3\u003e  \u003cp\u003eThe GR-PS01 is a portable Goreal intercom power station for powering and linking up to 20 GR-BP01 belt packs across two independent communication circuits. Its compact aluminum alloy extrusion housing, universal 90-240 V AC input, 3-pin socket interconnection, and loopable A+B circuit layout make it a travel-ready backbone for smaller production communication systems.\u003c\/p\u003e  \u003ch3\u003eWhy It Matters\u003c\/h3\u003e  \u003cp\u003eNot every show needs a rack-mount intercom station. For touring crews, broadcast trucks, corporate events, and temporary venues, a compact portable station keeps the comms package lean while still giving two real circuits that can be separated or combined as the crew structure changes.\u003c\/p\u003e  \u003ch3\u003eKey Features\u003c\/h3\u003e  \u003cul\u003e    \u003cli\u003eTwo circuits, A and B, can run as separate crew groups or loop together as one A+B communication group.\u003c\/li\u003e    \u003cli\u003eSupports up to 20 GR-BP01 belt packs, giving small and mid-size productions a clear system limit for planning.\u003c\/li\u003e    \u003cli\u003eUniversal 90-240 V AC input travels across venues without a voltage selector or external transformer.\u003c\/li\u003e    \u003cli\u003e3-pin socket connectors support daisy-chain interconnection of belt packs across the system.\u003c\/li\u003e    \u003cli\u003eAluminum alloy extrusion housing keeps the portable station light at 860 g but ready for road-case use.\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eAdditional Technical Notes\u003c\/h3\u003e  \u003cul\u003e    \u003cli\u003eInput Voltage: 90-240 V AC, 50\/60 Hz, 0.8 A at 115 V AC, 0.56 A at 230 V AC\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eApplications\u003c\/h3\u003e  \u003cp\u003eUseful for touring productions, corporate events, broadcast support, school theatres, portable venue kits, and production teams that need two-circuit intercom without installing a rack station.\u003c\/p\u003e  \u003ch3\u003e Compatibility\u003c\/h3\u003e  \u003cp\u003eDesigned for Goreal intercom systems using GR-BP01 belt packs; step up to GR-PS02 when the production needs three communication groups or up to 60 belt packs.\u003c\/p\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"Product\",  \"name\": \"GR-PS01 Goreal Intercom Power Station, Portable Two Circuits (GR-PS01)\",  \"description\": \"The GR-PS01 is a portable Goreal intercom power station for powering and linking up to 20 GR-BP01 belt packs across two independent communication circuits. Its compact aluminum alloy extrusion housing, universal 90-240 V AC input, 3-pin socket interconnection, and loopable A+B circuit layout make it a travel-ready backbone for smaller production communication systems.\",  \"brand\": {    \"@type\": \"Brand\",    \"name\": \"KUPO\"  },  \"manufacturer\": {    \"@type\": \"Organization\",    \"name\": \"KUPO CO. 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 font-size: 17px !important;  font-weight: 600;  margin-bottom: 0.4rem;  line-height: 1.35;  letter-spacing: 0;}.kupo-faq-seo-item p {  color: #222222 !important;  margin-top: 0;}\u003c\/style\u003e\u003csection class=\"kupo-faq-seo-section\"\u003e  \u003ch2 class=\"kupo-section-title\"\u003e Frequently Asked Questions\u003c\/h2\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003e Can circuits A and B talk to each other?\u003c\/h3\u003e    \u003cp\u003eThey can operate separately or be looped together as one A+B group when the whole crew needs a shared channel.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eHow many belt packs can this station support?\u003c\/h3\u003e    \u003cp\u003eIt supports up to 20 GR-BP01 belt packs across the two circuits.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eWhen should I choose GR-PS02 instead?\u003c\/h3\u003e    \u003cp\u003e Choose GR-PS02 for larger installations or productions needing three communication groups or up to 60 belt packs.\u003c\/p\u003e  \u003c\/div\u003e\u003c\/section\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"FAQPage\",  \"mainEntity\": [    {      \"@type\": \"Question\",      \"name\": \"Can circuits A and B talk to each other?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"They can operate separately or be looped together as one A+B group when the whole crew needs a shared channel.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"How many belt packs can this station support?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"It supports up to 20 GR-BP01 belt packs across the two circuits.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"When should I choose GR-PS02 instead?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \" Choose GR-PS02 for larger installations or productions needing three communication groups or up to 60 belt packs.\"      }    }  ]}\u003c\/script\u003e","brand":"KUPO Stage","offers":[{"title":"Intercom System \/ Power Station","offer_id":53907509215531,"sku":"GR-PS01","price":0.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/6887\/6843\/files\/GR-PS01_b.jpg?v=1782111044"},{"product_id":"gr-ps02","title":"GR-PS02 - KUPO Goreal Intercom Power Station, Rackmount","description":"\u003c!-- Sub-type: L-E (Intercom and production communication) --\u003e\u003c!-- Source: Description\/Missing_Markdown\/lighting_solution\/goreal_intercom_system\/gr-ps02-goreal-power-station-rackmount.md --\u003e\u003cstyle\u003e.kupo-section-title { margin: 1.25rem 0 1rem 0; font-size: 22px !important; font-weight: 700; line-height: 1.3; color: #2C3E50 !important; letter-spacing: 0; }.product-description h3 { color: #2C3E50 !important; font-size: 18px !important; font-weight: bold; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.35; letter-spacing: 0; }.product-description, .product-description p, .product-description li { color: #222222 !important; }\u003c\/style\u003e\u003ch2 class=\"kupo-section-title\"\u003eProduct Description\u003c\/h2\u003e\u003cdiv class=\"product-description\" data-sku=\"GR-PS02\" data-color=\"NA\"\u003e  \u003ch3\u003eOverview\u003c\/h3\u003e  \u003cp\u003eThe KUPO GR-PS02 is the rackmount power station for larger Goreal intercom systems, built for production racks, fixed venues, and bigger crews. It provides three communication channels, flexible channel linking, universal AC input, and support for up to 60 GR-BP01 belt packs.\u003c\/p\u003e  \u003ch3\u003eWhy It Matters\u003c\/h3\u003e  \u003cp\u003eLarger shows need intercom routing that can stay organized without becoming complicated. GR-PS02 lets a crew keep Channel A, B, and C separate, link selected channels when departments need to talk together, or combine all channels for full-team communication.\u003c\/p\u003e  \u003ch3\u003eKey Features\u003c\/h3\u003e  \u003cul\u003e    \u003cli\u003eThree-channel system supports Channel A, B, and C for separate crew communication paths\u003c\/li\u003e    \u003cli\u003e Channel linking allows A+B, B+ C, or A+B+ C operation as show needs change\u003c\/li\u003e    \u003cli\u003ePowers up to 60 GR-BP01 belt packs for larger production or venue systems\u003c\/li\u003e    \u003cli\u003eUniversal 90-240 V AC input supports touring and installation environments\u003c\/li\u003e    \u003cli\u003eStandard 19\" rack format keeps the power station organized in technical racks\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eApplications\u003c\/h3\u003e  \u003cp\u003eA practical fit for theatres, concert venues, broadcast rooms, touring racks, large houses of worship, and event control positions that need a higher-capacity wired intercom backbone.\u003c\/p\u003e  \u003ch3\u003e Compatibility\u003c\/h3\u003e  \u003cp\u003eDesigned for GR-BP01 belt packs and GR-801 or GR-802 headsets through the belt pack connection.\u003c\/p\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"Product\",  \"name\": \"GR-PS02 | KUPO Goreal Intercom Power Station, Rackmount\",  \"description\": \"The KUPO GR-PS02 is the rackmount power station for larger Goreal intercom systems, built for production racks, fixed venues, and bigger crews. It provides three communication channels, flexible channel linking, universal AC input, and support for up to 60 GR-BP01 belt packs.\",  \"brand\": {    \"@type\": \"Brand\",    \"name\": \"KUPO\"  },  \"manufacturer\": {    \"@type\": \"Organization\",    \"name\": \"KUPO CO. LTD\",    \"url\": \"https:\/\/www.stage.com.tw\"  },  \"category\": \"Lighting Solution \u003e Goreal Intercom System\",  \"sku\": \"GR-PS02\",  \"mpn\": \"GR-PS02\",  \"material\": \"Rackmount aluminum alloy extrusion chassis\",  \"additionalProperty\": [    {      \"@type\": \"PropertyValue\",      \"name\": \"Product Type\",      \"value\": \"Rackmount intercom power station\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"System\",      \"value\": \"Goreal intercom system\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Channels\",      \"value\": \"3 channels: A, B, and C\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Channel Linking\",      \"value\": \"A+B, B+ C, or A+B+ C operation\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Belt Pack Capacity\",      \"value\": \"Up to 60 GR-BP01 belt packs\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Power Input\",      \"value\": \"90-240 V AC\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Installation\",      \"value\": \"Standard 19\\\" rack format\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Compatible System\",      \"value\": \"GR-BP01 with GR-801 \/ GR-802\"    }  ]}\u003c\/script\u003e\u003cstyle\u003e.kupo-faq-seo-block { margin: 3rem 0 0 0; padding: 0; border: 0; background: transparent; box-sizing: border-box; }.kupo-faq-seo-block h2 { margin: 0 0 1.6rem 0; font-size: 22px !important; font-weight: 700; line-height: 1.4; color: #2C3E50 !important; }.kupo-faq-seo-item { border-top: 1px solid #ececec; padding: 0.8rem 0; }.kupo-faq-seo-item:first-of-type { border-top: 0; padding-top: 0; }.kupo-faq-seo-item h3 { margin: 0 0 0.35rem 0; font-size: 17px !important; font-weight: 600; line-height: 1.45; color: #2C3E50 !important; }.kupo-faq-seo-item p { margin: 0; line-height: 1.6; color: #222222 !important; }\u003c\/style\u003e\u003csection class=\"kupo-faq-seo-block\" data-product-id=\"GR-PS02\" data-category=\"Lighting Solution\"\u003e  \u003ch2\u003e Frequently Asked Questions\u003c\/h2\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eHow is GR-PS02 different from GR-PS01°\u003c\/h3\u003e    \u003cp\u003eGR-PS02 is the rackmount three-channel version for up to 60 belt packs, while GR-PS01 is the smaller portable two-circuit power station.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003e Can all three channels talk together?\u003c\/h3\u003e    \u003cp\u003eYes. The specification lists A+B, B+ C, and A+B+ C channel linking options.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eDoes it fit a standard rack?\u003c\/h3\u003e    \u003cp\u003eYes. GR-PS02 is designed for standard 19\" rack installation with a low-profile chassis.\u003c\/p\u003e  \u003c\/div\u003e\u003c\/section\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"FAQPage\",  \"mainEntity\": [    {      \"@type\": \"Question\",      \"name\": \"How is GR-PS02 different from GR-PS01?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"GR-PS02 is the rackmount three-channel version for up to 60 belt packs, while GR-PS01 is the smaller portable two-circuit power station.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"Can all three channels talk together?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"Yes. The specification lists A+B, B+ C, and A+B+ C channel linking options.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"Does it fit a standard rack?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"Yes. GR-PS02 is designed for standard 19\\\" rack installation with a low-profile chassis.\"      }    }  ]}\u003c\/script\u003e\u003c!-- Download block omitted: no confirmed spec sheet PDF for GR-PS02 --\u003e","brand":"KUPO Stage","offers":[{"title":"Intercom System \/ Power Station","offer_id":53907509248299,"sku":"GR-PS02","price":0.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/6887\/6843\/files\/GR-PS02_b.jpg?v=1782111045"}],"url":"https:\/\/kupostage.com\/collections\/intercom-system.oembed","provider":"KUPO Stage","version":"1.0","type":"link"}