Features:
1) Bell push transmitter is powered by a type 23A 12V battery
2) Can transmit up to 3 different melodies
3) Receiver plug is in the mains (230V or 110V AC)
4) Uses DIP switches to form codes
5) Frequency: 433.92MHz or 300MHz
6) Range: up to 100m (open air)
7) Additional bell push transmitters and receivers available
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