Wireless doorbell 1771
Weight: 115g
Packing size: 57X43X30CM
One carton: 120 (pieces)
G.W for each carton: 15kg
Receiver:45*110*40mm
Transmitter:80*45*20mm
Button: use 23A 12V(included)/DC
Receiver: use 3.0V(2×1.5V AA no included )/220v
Working Frequency: 315MHz
Chime Sound: 80~90DB
Distance: 100m
Sound Type:36 rings optional
