DESCRIPTION
Features:
The doorbell can use in office, home, hospital, factory,restaurant or any where you need it.
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.
Specification:
Range: 300m.
Volume: 3 levels.
Battery Type: 12V 23A.
Power voltage: AC 100-240V.
Transmitter size: 75*51*20mm.
Receiver size: 95*65*24mm.
Package includeds:
1 x Transmitter.
2 x Receiver.
1 x User Manual