{"product_id":"4-channel-visor-transmitter-activates-four-separate-delta-3-receivers-test-operate-led-visor-mounting-clip-powered-x-9-volt-battery-310-mhz-rf-frequency","title":"4-Channel Visor Transmitter, Activates four Separate Delta-3 Receivers, Test\/Operate LED, Visor Mounting Clip, Powered x 9-Volt battery, 310 MHz RF Frequency","description":"\u003cp\u003eThe Nortek Control DT-4A 4-Channel Visor Transmitter offers secure and reliable remote signalling for professional applications. Designed to activate up to four separate Delta-3 receivers, this transmitter is well suited for facility managers, maintenance professionals, and contractors who require straightforward operation and dependable performance in multi-door or multi-gate environments.\u003c\/p\u003e\n\n\u003cp\u003eWith its user-friendly visor mounting clip, the DT-4A ensures convenient access for users who need frequent or hands-free transmitter availability, such as vehicle operators and maintenance staff. The integrated Test\/Operate LED provides clear visual feedback, confirming signal transmission and supporting effortless troubleshooting or battery checks on site.\u003c\/p\u003e\n\n\u003cp\u003ePowered by a standard 9-volt battery and transmitting at 310 MHz RF frequency, this unit is crafted for longevity and consistent performance. Its four-channel functionality enables streamlined control of multiple systems, helping to reduce clutter and improve workflow for installers and end-users managing several Delta-3 controlled devices.\u003c\/p\u003e","brand":"Nortek Control","offers":[{"title":"Default Title","offer_id":66831273525363,"sku":"DT-4A","price":48.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/2121\/5347\/files\/LIN200DT4A.png?v=1793390965","url":"https:\/\/openaxissupply.com\/products\/4-channel-visor-transmitter-activates-four-separate-delta-3-receivers-test-operate-led-visor-mounting-clip-powered-x-9-volt-battery-310-mhz-rf-frequency","provider":"OpenAxis Supply","version":"1.0","type":"link"}