Feature

●Function: Can be alerted to visitors, notice door opening, scare off unwanted intruders, or even know when your children have accessed restricted areas.
●38 Melodies And Adjustable Volume:The receiver has 38 ringtones for your choice. 3 adjustable volume levels, you can set voiced and silent (voiced: sound+indicator silent: indicator).
●Support Long Distance Connection: Working range up to 230 feet (70 meters) between receiver and transmitter, and infrared detection range up to 3?7 meters.
●Easy Installation: The sensors can be installed or placed at any indoor position to provide you with a door entry alarm system.
●Widely Use: Great for homes, offices, garages, yard, and shopping malls. Also can be used at the front door, back door, garage and driveway.


Description

Specification:
Item Type: Motion Sensor Alarm
Material: ABS
Application: Home, office, factory, shop security welcome and other places
Battery: An infrared detector requires 3 x AAA batteries (without batteries)
Voltage: 110 - 240V
Infrared Detection Range: 3-7 meters
Music: 38 music to choose, the side of the music button for adjustment
Volume: three levels of volume adjustment (high, medium and low) side volume button for adjustment
You can set voiced and silent (voiced: sound+indicator silent: indicator)
Operating Frequency: 433MHZ
Working Distance: 70 meters

How to Use:
1. Please prepare six AAA batteries and install them in two infrared detectors before use2. Doorbell is plugged into the socket and energized. When the infrared detector senses the person, doorbell will receive the signal sent by the infrared detector and send out a bell.

packing list:
1 x Doorbell2 x Infrared Detectors
4 x Bracket Accessories
4 x Screw
4 x Expansion Tube
1 x Instructions