Bosch Wireless Surface Mount Door Window Contact Reed- RFDW-SM Radion

This Bosch RADION wireless window/door reed  is the perfect addition to your Bosch solution security system. Designed to secure windows and doors, this wireless security reed is activated by an external magnet assembly which can be placed on either side of the transmitter. It also has a built-in wall and cover tamper switch that transmits a tamper signal when someone removes the device from its base or pulls away from the wall.