INTRODUCTIONS

eight country language and 25 mutil-music sound choice

remote-controlled range 120 meters

waterproof of tranmittor

both Dc AND AC selectable

Wireless control distance miraculous reached 120 meters
Wireless digital doorbell
Using waterproof design for outdoor units,
Using ABS + AS + silica combination and there is a LED instructions in button.
Indoor unit using ABS + AS transparent combination with a generous high-grade appearance.
Ringing has LED flash instructions (the flashing light appeared with the music rhythm ).
Door unit contoled by one 23A battery. Indoor unit controled by three 5th batteries
36 pieces of Music for choose, Volume can be adjust by yourself