Weight: 115g

Packing size: 57X43X30CM

One carton: 120 (pieces)

G.W.: 15kg/carton

Receiver:75*100*30  mm

Transmitter:80*45*20mm

Button: use 23A 12V/DC(included)

Receiver: use 3.0V/DC(2×1.5V AA no inclued )/220v

Working Frequency: 315MHz

Chime Sound: 80~90DB

Distance: 100m

Sound Type:36 rings optional