Door Alarm Listening Device GSM Bug Time Sync: Write Time application

Time Sync: Write Time application

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Arm: 146 mm | Bridge: 11 mm | Total Width: 142 mm | Total Height: 43 mm

•    Ultra-small

Door Alarm Listening Device GSM Bug Time Sync: Write Time applicationThis Door Contact GSM Alarm is a very compact, effective device that lets you choose by sending a text message weather you want it to alert you when a door is open, closed or both. It uses magnetic contacts to allow the device to know if the door is open or closed. There are many situations when it would come in very useful, for example; If you want to know if someone is entering or leaving a room If someone is going in a cupboard or wardrobe that