![Blue by ADT Door and Window Sensor - Wireless with A Customizable Open Chime - Compatible with Most Doors and Windows only Compatible with Blue by ADT Systems : Amazon.ae: أدوات وتحسين المنزل Blue by ADT Door and Window Sensor - Wireless with A Customizable Open Chime - Compatible with Most Doors and Windows only Compatible with Blue by ADT Systems : Amazon.ae: أدوات وتحسين المنزل](https://m.media-amazon.com/images/I/71YEn8CP49L.jpg)
Blue by ADT Door and Window Sensor - Wireless with A Customizable Open Chime - Compatible with Most Doors and Windows only Compatible with Blue by ADT Systems : Amazon.ae: أدوات وتحسين المنزل
![Moved into a new house and the previous owners had ADT installed. I'm assuming I would have to call them to be able to use this sensor? : r/homeautomation Moved into a new house and the previous owners had ADT installed. I'm assuming I would have to call them to be able to use this sensor? : r/homeautomation](https://i.imgur.com/aKeDCaf.jpg)
Moved into a new house and the previous owners had ADT installed. I'm assuming I would have to call them to be able to use this sensor? : r/homeautomation
![Blue by ADT 8 Piece Home Security System Smart Hub, 4 Door/Window Sensors, Motion Sensor - Walmart.com Blue by ADT 8 Piece Home Security System Smart Hub, 4 Door/Window Sensors, Motion Sensor - Walmart.com](https://i5.walmartimages.com/asr/804d6eb9-6ff3-4a12-bf4c-33bd1d77cdf9.e95426419fe2b6d560f36fc1d3002dd2.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)