A60 Waterproof Wireless Music Doorbell LED Light Battery 300M Remote Home Cordless Call Bell 58 Chime 1 Button 2 Receiver

The doorbell can use in office,home, hospital,factory,restaurant or any where you need it.
If paired with multiple push units in one system, the chime can be set individually for each push unit.
300 meter receiving distance (In the open area),Stable quality is ideal for villas, hotels, schools and other areas.
The button cannot be placed on an iron door because it will interfere with the signal.
Just plug the receiver into an electrical outlet,the push button transmitter can be stick it to the door with provided adhesive tapes.

Doorbell model: A60
Color:Black/White
Operating range:300 meters in open area
Volume:4 levels
Ringtones:58 pcs
Transmitter size:77*46*20mm
Receiver size:95*65*24mm
Battery type: 23A12V alkaline battery (battery not included)
The receiver voltage: 110-220V
Receiver Plug Type: EU/UK/US plug
Waterproof grade: IP44