- Simple and stylish appearance，made by new ABS material, no harm to the human body.
- Beautiful Tunes & Sound – Select from 36 tunes! From the usual “ding dong” to any one of several well-known and fun melodies, with 4 adjustable volume settings.
- Remote control distance of up to 280M/900Feet, Use radio frequency transmitter technology, have ten million group coding, effectively avoid outside interference.
- Energy-saving, Maximum power is only 2W, Standby power consumption 0.5W.
- Transmitter waterproof design，do not worry about rain or snow.
- Doorbell size: 78mm x 48mm x 20mm, 35g.
- Receiver size: 80mm x 76mm x 24mm. 82g.