Features:
Transmitter
1) Operating voltage: 12V DC
2) Transmission frequency: 433/315MHz
3) Transmission range: up to 300Feet
4) Power requirement: one 12V battery
5) Battery life: about 850 days at 5 chimes/day
Receiver
1) Operating voltage: 4.5V DC
2) Current at 4.5V DC Standby: 0.4mA(Max.)
3) Signal output: 60mA(Max.)
4) Audio power: about 100dB
5) Power requirement: 3C battery
6) Battery life: about 180 days at 5 chimes/day
Wireless Doorbell
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