Use with:Transmitter+receiver
Transmitter Working Voltage:≤12V
Transmitter Power Consumption:≤10mw
Receiver Working Voltage:AC(110-220)V/(50-60)Hz
Sound Volume Range:25-75dB
Working Frequence:315MHz/433MHz
Material:ABS
Net Weight:0.12kg
Transmitter size:85mmx38mmx21mm
Receiver size:92mmx80mmx33mm
Packing:48pcs/carton
1、 Transmitter without Battery;
2、 With "Learning coding" to prevent interference.Users can pair Transmitter & Receiver as they need;
3、 Operating range,100 meter (on open air,1 to 1 doorbell) Receiver can be a Repeater to enlarge the operating range.
4、 48 selectable musical tones;
5、 4 volume levels;
6、 Waterproof range IP44;
7、 Life Span of Transmitter :200,000 Times
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