{"product_id":"williams-av-commercial-grade-medium-area-infrared-transmitter-system-stethoset","title":"Williams AV IR SYS33-00 – Infrared Assistive Listening System (Stethoset)","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eWilliams AV IR SYS33-00\u003c\/strong\u003e is a medium-area infrared assistive listening system packaged with stethoset (under-the-chin) receivers for public venues. Built on the SoundPlus T3 infrared transmitter, it is a room-contained infrared assistive listening system suited to auditoriums, courtrooms, and government spaces. Infrared keeps the audio inside the room, providing privacy that RF and Wi-Fi cannot.\u003c\/p\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe IR SYS33-00 is configured with five IR RX20 two-channel stethoset receivers, making it a strong fit for venues that prefer sanitary, easy-to-issue under-the-chin listeners. The package includes the IR T3 medium-area infrared transmitter, a charger, a wall\/ceiling mount, an ADA wall plaque, and a power supply. The transmitter broadcasts on up to two channels (2.3\/2.8 or 3.3\/3.8 MHz) for dual-language interpretation or a single assistive feed, with contained coverage up to 32,000 ft2 single-channel when emitters are placed for line-of-sight. Power over Ethernet and a universal 48 VDC supply provide flexible installation, and RS-232 control allows integration with third-party AV control systems. Stethoset receivers simplify distribution and cleaning in high-traffic public spaces. Additional \u003ca href=\"https:\/\/creationnetworks.net\/search?q=IR%20RX20\"\u003eIR RX20 receivers\u003c\/a\u003e can be added as needed.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStethoset receivers\u003c\/strong\u003e — Five IR RX20 under-the-chin listeners for sanitary, quick distribution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoom-contained privacy\u003c\/strong\u003e — Infrared does not pass through walls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eADA-ready\u003c\/strong\u003e — Includes an ADA wall plaque and mounting hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-channel operation\u003c\/strong\u003e — Dual-language interpretation or a single assistive feed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoE-ready\u003c\/strong\u003e — Power over Ethernet plus universal 48 VDC supply.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge coverage\u003c\/strong\u003e — Up to 32,000 ft2 single-channel with proper emitter placement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl integration\u003c\/strong\u003e — RS-232 for third-party AV control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAuditorium and multi-purpose room assistive listening\u003c\/li\u003e\n\u003cli\u003eCourtrooms and government spaces requiring contained audio\u003c\/li\u003e\n\u003cli\u003eHouse of worship assistive listening\u003c\/li\u003e\n\u003cli\u003eCommercial meeting spaces and training rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;min-width:420px\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eTechnology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003eInfrared (line-of-sight, room-contained)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eTransmitter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003eIR T3 medium-area, 2.3\/2.8 or 3.3\/3.8 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eIncluded receivers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e5 x IR RX20 (2-channel stethoset)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eCoverage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003eUp to 32,000 ft2 (single-channel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003eCharger, wall\/ceiling mount, ADA plaque, power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e48 VDC universal supply; optional PoE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e2-year parts and labor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cp\u003eFull specifications: \u003ca href=\"https:\/\/williamsav.com\/product\/soundplus-t3-infrared-system-with-stethoset-receivers\/\"\u003eWilliams AV SoundPlus T3 stethoset system spec sheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are stethoset receivers?\u003c\/strong\u003e\u003cbr\u003eUnder-the-chin listeners that are easy to issue and sanitize — popular in high-traffic public venues.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy infrared for this room?\u003c\/strong\u003e\u003cbr\u003eInfrared is room-contained, providing privacy for courtrooms and government meetings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the transmitter powered?\u003c\/strong\u003e\u003cbr\u003eVia the 48 VDC universal supply or optional Power over Ethernet.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it ADA-ready?\u003c\/strong\u003e\u003cbr\u003eYes, the package includes an ADA wall plaque and mounting hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it integrate with a control system?\u003c\/strong\u003e\u003cbr\u003eYes, through RS-232 monitoring and control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat warranty applies?\u003c\/strong\u003e\u003cbr\u003eTwo-year parts and labor; Creation Networks supports design and integration.\u003c\/p\u003e","brand":"Williams AV","offers":[{"title":"Default Title","offer_id":47976454684908,"sku":"IR SYS33-00","price":2240.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/7982\/4364\/files\/IR-SY4.png?v=1784686649","url":"https:\/\/creationnetworks.net\/products\/williams-av-commercial-grade-medium-area-infrared-transmitter-system-stethoset","provider":"Creation Networks","version":"1.0","type":"link"}