HB brand same wireless device compatible door sensor HB-MC-1
This wireless sensor can work with same brand alarm control panel
Door magnetic contact wireless indoor usage
Battery charge power supply wireless type
Very low standby current consumption
FSK with hopping frequency wireless transmitting and no false alarm
With self check and fault report function.

Technology:
working current: <=0.01mA
Frequency: 433MHz with hopping frequency
wireless transmission distance: 300 m at open area
Working temperature: -30~70C
Dimension: 79*36*21mm
https://www.vedardalarm.com/wireless-door-sensor-hengbo-brand-no-false-alarm-p-233