The bellpush transmitter is powered by a 12 volts battery type 23A
The Receiver plug in the mains. (230V or 110VAC)
Coded to avoid intermodulation
The wireless system makes installation easy and brings no effect on your interior decoration.

Frequency 433. 92MHz, 418MHz
Range up to (open air), R&TTE 60 meters, FCC 30 meters.
Additional bellpush transmitter or receiver is available.
Sounds DingDong(Double), Soft DingDong, DingDong(Single), Melody, SALAM ALAIKUM etc.

There are several remotes to choose
With LED flashing signal.
Germany, England, French, U. S. A. , Italy, Australia types of Plugs could be chosen.
Patented
FCC/CE/R&TTE