AG 101N       Chime(Receiver)     Button(Transmitter)
Power Supply   AC 100V~240V         Self-powered
Operating Temperature -20℃~+40℃   -40℃~+60℃
Range(Open Field)             120 meters 
RF Frequency              433MHz
Sound  Level    85dB @ 3ft(1m)         -
Power Consumption   200mW         -
Waterproof            -               Yes
Indicator Color       Blue            -
Operating Forces        -             10N
Dimensions 86*68*52mm(US)   86*68*71mm (EU) 88*46*33mm
Weight                  85g      65g
Ring Tone   25 polyphony ring tones