KERUI M525 32 Chime 500ft Wireless Door Sensor Doorbell

Feature:
1.Keep your children safe - Alert when you little one opens the door
2.alerts when burglar opens door and helps deter break-ins
3.32 chime with Mute to Loud dB

Introduction

The wireless doorbell adopt advance wireless receiving and dispatching technology, powerful microcomputer control system, high capacity and superior voice processing technology, up to 32 songs with reliable and stable performance.

Monitor Every Areas You Care with Wireless Door Chime

500 feet far enough to cover every door and window in your house. Each wireless doorbell receiver can pair up to 20 magnetic door alarm sensors and each sensor can add unlimited receivers.

Note : Because of aviation restrictions ，door sensor and motion detector not include battery

24/7 Lifeguard for Your Family

This business door entry chime alerts when burglar opens door and helps deter break-ins(wireless door alarms activates when magnetic sensor separates

Easy to install

Just plug the receiver into power socket and attach the door sensor on door , just keep the sensor and magnetic strip within 0.4inch
you don`t even necessarily have to make holes or damage anything.

32 songs optional

32 ringtones for your option,you can select regularly,and don't feel bored.Avoid the same ring with the neighbors.

Strong signal ,150m long distance Transmission

Long operating range can be up to 500ft(150m) in open space,
great for large house including villas, apartment, offices, shops, warehouses, etc.

Compatible with alam sensors & detectors

One transmitter can pair with several(max 30) receivers,
and one receiver can pair with several(max 30) transmitters.
Customize your doorbell according to your need.

Product Detail:

Receiver

1. Working Voltage: AC 100-240V

2. Working Current: < 100 mA

3. Wireless Frequency: 433 MHz

4. Working Temperature: -10-50 degree centigrade

5. Wireless Distance: 150 meters (Open area)

Door Sensor

1. Frequency: 433Mhz

2. Operation Current: 8~15mA

3. Quiescent Current: 3uA

4. Operation Temperature: -10C~50C;Humidity :no more than 90%

5. Battery: 23A 12V (not include)