Feature:
Wireless design， Max. operating range can up to 120 meter in open area
Click Button Transmitter design， lifespan can up to 100，000 Clicks
1 million sets of auto-learning codes to avoid interference between doorbells
Transmitter/Bell Push is with IP44 waterproof， and with Flat Panel design， dust-proof， clean and convenient for using
Energy saving， plug-in Receiver working power consumption is less than 5W
Music and volume are adjustable， comes with 32 chimes， 36 Polyphonic melodies
The 12V 23A Battery is Not Included

Specification:
Application: Suitable for villas， apartments， office， hotel， hospital and so on
Power Supply (Receiver): AC 110/220V
Power Supply (Transmitter): 1 x 12V 23A BatteryIncluded)
Operating Range: 120 meters / 393ft (OPEN AREA)
Sound Options: 32 chimes， 36 Polyphonic melodie
Material: ABS
Type: 1 Receive 1Transmit， 2 Receive 1Transmit
Occasion: Office， Home， Living Room
Color: White，black

Attention:
The plug is USA standard

Package Content:
1 x Doorbell Transmitter
1/2 x Doorbell Receiver
1 x Double-sided Adhesive
1 x Screw Set

color1 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?color 2

(Dragging a white) ?? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? (One with two white)

? ? ? ? ? ? ?

color3 ? ? ? ? ?? ? ? ? ? ? ? ? ? ? color 4
(

Dragging a black) ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?(One with two black)

color 5 ? ? ? ? ? ? ? ? ? color 6
(Dragging a white flashing section) ?(One with two white flash models)