{"product_id":"dsc-ws4945n-door-window-contact-wireless-normally-opened","title":"DSC WS4945N Door\/Window Contact, Wireless, Normally Opened","description":"The DSC WS4945N is a wireless door\/window contact designed for integration with compatible DSC security systems. It uses reliable 433 MHz wireless communication and includes a normally open external contact input for flexible security applications. The device incorporates a built-in reed switch, PCB antenna, and tamper protection for the case and wall mounting. A CR2 3 V lithium battery is included and typically provides 5 to 8 years of service. Its compact housing supports convenient installation on doors, windows, and other protected access points. The WS4945N is intended to detect opening events and transmit status changes to a compatible alarm control panel, providing dependable perimeter security in residential and small business environments.","brand":"DSC","offers":[{"title":"Default Title","offer_id":53117049569600,"sku":"WS4945N","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/2274\/8736\/files\/WS4945N_0.jpg?v=1788877935","url":"https:\/\/store.greenwaveelectronics.com\/products\/dsc-ws4945n-door-window-contact-wireless-normally-opened","provider":"Green Wave Electronics","version":"1.0","type":"link"}