Diagram of call button keypad
2
Working voltage
Working frequency
Standby current
Transmit current
Encoder
Dimmension
Keypad call button
DC12V/3A power adapter
433.92MHz
24±5mA
100±30mA
Learning code (AM)
157*234*36mm
Antenna
Receiver
Keypad area
Charging slot
Number
display
Power in
Number paper