{"product_id":"sennheiser-505905-sl-handheld-set-dw-4-us-r-wireless-vocal-system","title":"Sennheiser SL Handheld Set DW-4-US R - Wireless Vocal System - 505905","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Sennheiser SL Handheld Set DW-4-US R is a complete SpeechLine Digital Wireless handheld microphone system for presentation, house of worship, and commercial meeting space applications. Operating in the license-free 1.9 GHz band with automatic frequency management, this rack-mount wireless microphone system removes the frequency-coordination burden from AV integrators and IT teams managing multi-room deployments.\u003c\/p\u003e\u003ch2\u003eProduct Description\u003c\/h2\u003e\u003cp\u003e\u003cimg src=\"https:\/\/images.salsify.com\/image\/upload\/s--R_y1TKeY--\/bf8093df81c08a801904c99ea50ef71fd670a5d8.jpg\" alt=\"Sennheiser SL Handheld Set DW-4-US R - Wireless Vocal System - 505905\" style=\"max-width:100%;height:auto;\" loading=\"lazy\"\u003e\u003c\/p\u003e\u003cp\u003eThe set pairs the SL Handheld DW transmitter and MME 865-1 supercardioid condenser capsule with the rack-mount SL Rack Receiver DW. The 1.9 GHz digital transmission is license-free and requires no registration, while Automatic Frequency Management continuously finds a clear channel, eliminating manual frequency planning across boardrooms and training rooms.\u003c\/p\u003e\u003cp\u003eWith up to 250 mW adaptive RF output and a 50 Hz to 20,000 Hz audio response, the system delivers reliable, intelligible speech for auditoriums and all-hands rooms. The included BA 10 rechargeable battery and GA 4 rack-mount kit support permanent installation, and the supercardioid capsule rejects off-axis noise for higher gain-before-feedback in live rooms.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeechLine Digital Wireless\u003c\/strong\u003e — Purpose-built digital speech system for business and install AV.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLicense-free 1.9 GHz band\u003c\/strong\u003e — No frequency license or registration required in the US.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Frequency Management\u003c\/strong\u003e — Continuously finds a clear channel, removing manual coordination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMME 865 supercardioid capsule\u003c\/strong\u003e — Directional capsule improves gain-before-feedback in live rooms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack-mount receiver\u003c\/strong\u003e — SL Rack Receiver DW with GA 4 kit for clean equipment-rack integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRechargeable battery\u003c\/strong\u003e — BA 10 pack supports all-day operation and easy recharge.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHouse of worship\u003c\/li\u003e\n\u003cli\u003eConference room\u003c\/li\u003e\n\u003cli\u003eBoardroom\u003c\/li\u003e\n\u003cli\u003eAuditorium\u003c\/li\u003e\n\u003cli\u003eTraining room\u003c\/li\u003e\n\u003cli\u003eBroadcast studio\u003c\/li\u003e\n\u003cli\u003eMulti-purpose room\u003c\/li\u003e\n\u003cli\u003eCommercial meeting space\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;\"\u003e\u003ctable style=\"border-collapse:collapse;width:100%;min-width:320px;font-size:14px;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 12px;border:1px solid #ddd;background:#f7f7f7;white-space:nowrap;\"\u003eSystem type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 12px;border:1px solid #ddd;\"\u003eSpeechLine Digital Wireless handheld vocal set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 12px;border:1px solid #ddd;background:#f7f7f7;white-space:nowrap;\"\u003eFrequency band\u003c\/th\u003e\n\u003ctd style=\"padding:6px 12px;border:1px solid #ddd;\"\u003e1.9 GHz (license-free, DECT)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 12px;border:1px solid #ddd;background:#f7f7f7;white-space:nowrap;\"\u003eMicrophone capsule\u003c\/th\u003e\n\u003ctd style=\"padding:6px 12px;border:1px solid #ddd;\"\u003eMME 865-1 supercardioid condenser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 12px;border:1px solid #ddd;background:#f7f7f7;white-space:nowrap;\"\u003eAudio frequency response\u003c\/th\u003e\n\u003ctd style=\"padding:6px 12px;border:1px solid #ddd;\"\u003e50 Hz - 20,000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 12px;border:1px solid #ddd;background:#f7f7f7;white-space:nowrap;\"\u003eRF output power\u003c\/th\u003e\n\u003ctd style=\"padding:6px 12px;border:1px solid #ddd;\"\u003eup to 250 mW (adaptive, country-specific)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 12px;border:1px solid #ddd;background:#f7f7f7;white-space:nowrap;\"\u003eReceiver\u003c\/th\u003e\n\u003ctd style=\"padding:6px 12px;border:1px solid #ddd;\"\u003eSL Rack Receiver DW (rack-mount)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 12px;border:1px solid #ddd;background:#f7f7f7;white-space:nowrap;\"\u003eBattery\u003c\/th\u003e\n\u003ctd style=\"padding:6px 12px;border:1px solid #ddd;\"\u003eBA 10 rechargeable pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 12px;border:1px solid #ddd;background:#f7f7f7;white-space:nowrap;\"\u003eIncluded\u003c\/th\u003e\n\u003ctd style=\"padding:6px 12px;border:1px solid #ddd;\"\u003eHandheld transmitter, MME 865 capsule, BA 10 battery, receiver, GA 4 rack kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 12px;border:1px solid #ddd;background:#f7f7f7;white-space:nowrap;\"\u003eWarranty\u003c\/th\u003e\n\u003ctd style=\"padding:6px 12px;border:1px solid #ddd;\"\u003e2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 12px;border:1px solid #ddd;background:#f7f7f7;white-space:nowrap;\"\u003eCountry of origin\u003c\/th\u003e\n\u003ctd style=\"padding:6px 12px;border:1px solid #ddd;\"\u003eRomania\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eDoes the SL Handheld Set DW require a wireless license?\u003c\/h3\u003e\u003cp\u003eNo. It operates in the license-free 1.9 GHz (DECT) band and requires no license or registration for US deployment.\u003c\/p\u003e\u003ch3\u003eHow does it handle frequency coordination in multi-room installs?\u003c\/h3\u003e\u003cp\u003eAutomatic Frequency Management continuously finds a free channel, so integrators do not need to manually coordinate frequencies between rooms.\u003c\/p\u003e\u003ch3\u003eIs the receiver rack-mountable?\u003c\/h3\u003e\u003cp\u003eYes. The SL Rack Receiver DW ships with the GA 4 rack-mount kit for standard 19-inch equipment racks.\u003c\/p\u003e\u003ch3\u003eWhat microphone capsule is included?\u003c\/h3\u003e\u003cp\u003eThe set includes the MME 865-1 supercardioid condenser capsule, optimized for speech and vocal clarity with strong feedback rejection.\u003c\/p\u003e\u003ch3\u003eWhat warranty and support are provided?\u003c\/h3\u003e\u003cp\u003eThe system carries a 2-year Sennheiser warranty, with integration and support available from Creation Networks.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":47909737038060,"sku":"505905","price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/7982\/4364\/files\/bf8093df81c08a801904c99ea50ef71fd670a5d8.jpg?v=1783620665","url":"https:\/\/creationnetworks.net\/products\/sennheiser-505905-sl-handheld-set-dw-4-us-r-wireless-vocal-system","provider":"Creation Networks","version":"1.0","type":"link"}