{"product_id":"dsc-ws4939-adt","title":"DSC WS4939 ADT","description":"\u003cp\u003eThe Tyco DSC WS4939ADT is a 4-button wireless key designed for ADT dealers. The unit allows the user to arm and disarm, and also offers other keypad functions with the convenience of wireless portability.\u003c\/p\u003e\n\u003cp\u003eWhen combined with the installer, the WS4939ADT allows the user to decide which functions they wish to have accessible from the unit. The key features an LED which confirms that a signal has been sent to the control panel receiver.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eAlso known as: 3W-WS4939ADT, DSC-WS4939ADT, WS4939ADT\u003c\/p\u003e\n\u003cp\u003eTechnical Specifications:\u003cbr\u003eLow Battery Voltage: 4.6 VDC\u003cbr\u003eOperating Frequency: 433.92 MHz\u003cbr\u003eWeight: 20g\u003cbr\u003eDimensions: 57 mm x 32 mm x 12 mm\u003cbr\u003eRelative Humidity: 5 - 93%\u003cbr\u003eOperating Temperature: 32 to 120 F (0 - 49 C)\u003cbr\u003e\u003c\/p\u003e","brand":"DSC","offers":[{"title":"Default Title","offer_id":67727802335552,"sku":"WS4939","price":46.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/6466\/0032\/files\/WS4939-ADT.webp?v=1791398290","url":"https:\/\/firealarmsys.com\/products\/dsc-ws4939-adt","provider":"FIRE ALARM SYS","version":"1.0","type":"link"}