Receiver:
- Product size: 90mm(W)*80mm*(L)*50mm(H)
- ABS housing
- Product color: White/Black injection, Rubber White/Black
- Receive signal from transmitter by RF 315M/433.92 M Hz-
- with speaker & optical blue signal
- 32/48 kinds of general ring tones
- Adjustable to 4 individual volume level
- Noise level of the max volume in dB: 80dB
- With red/BLUE LED indication light
- Without the interference of other cordless products;
- Operated by AAA batteries or AC 110V~230V

Transmitter:
- Product size: 85mm(W)*40mm(L)*19mm(H)
- ABS housing
- Product color: Injection White/Black, Rubber White/Black
- Transmit signals to door bell receiver by RF 315M/433.92 M Hz-
- Range of transmission: Max 20 meters in open air. 40~160 meters for general surrounding
- WithBlUE LED indication light
- With Silicon gel button
- Transparent/Blue plastic name plate
- with 2 wall mount holes
- One PCS 23A battery(free)

Certificate:
CE certificate + report
RTT&E
RoHS conform
EMC tested