Features:

Easy to install and maintain.

With a waterproof and dustproof design.

Dainty and elegant appearance.

Loud and soft sound.

Non-toxic, non-lead and environmentally friendly.

Long receiving distance: 280m (open area).

The remote control features a super waterproof structure.

Household, office, factory, hospital and so on.

Can be used as an alarm for the old and patients.

Specification:
Voltage: 100-240V
Plug type: Chinese-line plug
Controllable volume: 0-80dB.
Music: 36chord songs.
Long receiving distance: 280m (open area).
Waterproof rating: IP44.
Remote control size: 78 x 46 x 24mm.
Receiver size: 80 x 75 x 30mm.
color:blue,orange

Door bell powered by:1*AAAA(Battery Model:23A12V,But battery not included)
And please leave message for color wanted, otherwise we will send randomly

 

included

1 X door bell controller
1 X receiver ring