The Bosch Smart Home Door/Window Contact II [+M] is compatible with the Bosch Smart Home system and can be used in all Matter Smart Home systems. It reliably detects open doors and windows, and thanks to its thin magnet, it can be discreetly mounted on the window frame. The Smart Home Door/Window Contact II [+M] can automatically reduce smart heating when ventilating a room, or trigger an alarm as part of an alarm system when doors or windows are opened. It also has an integrated button to initiate user-defined actions.

- Bosch Smart Home, Matter, Zigbee compatible
- Device type: Sensor
- Power supply: 3V CR123A Li-ion battery
- Area of application: Indoor
- Protection: IP45
- Operating temperature range: between -20 and 60 °C
- Included accessories: Magnet, 3V CR123A Li-ion battery, adhesive tape for sensor, adhesive tape for magnetic plate (pre-installed)
- Requires a Bosch Smart Home controller