Product Introduction:

Wireless doorbell, intergrating with 44 songs, adopts advanced wireless transceiver technology, strong microcomputer control system and high-quality voice processing technology with stable amd reliable performance.

Receiver (M537) and transmitter (F15) are paired wirelessly by codes.

The doorbell can be applied tp villa, club, recreation center, hotel, home, office, building and meeting room etc.

Technical Parameters:

1. Power: 100-240V 50-60Hz AC.
2. Standby Current: < 3mA (220V AC).
3. Working Current: < 11mA (220V AC).
4. Radio Frequency: 433 MHz.
5. Operating Range: 656 feet / 200 meters (in open space)