Our expandable wireless door chime allow you to add more receivers and sensors. 50 unique chimes allow your wireless door and window entry alert system to meet any need. Add more receivers or door sensors to set up different chimes in multiple areas such as garage door, room door, office, warehouse, shop door and more.

Each wireless doorbell receiver can pair up to 50 sensors and each sensor can add unlimited receivers.

Parameters of Receiver
Operating Voltage: 110V~240V
Number of Sensors Can Be Paired: 50
Working Range: Up to 500 feet
Volume: 4 volume levels
Music/Chimes: 50 music/chimes

Parameters of Door Sensors
Battery Type: CR2032 cell battery, 3V (Not Waterproof)
The range of two sensors less than 0.4 inch, indicating that the door or window is closed.
The range of two sensors more than 0.4 inch, indicating that the door or window is left open.

Package
1 * Chime Receiver
1 * Magnetic Door Sensor
1 * button battery(1*CR2032 battery)
1 * User Manual

Product Features

• 【Excellent Working Range】Our wireless door chime working range up to to 500 ft. Far enough to cover every door and window in your house.
• 【50 Music with 4 Volume Levels】Our door entry alert has 4 levels of adjustable volume. 50 unique chimes allow your wireless door and window entry alert system to meet any need.
• 【Easy Installation】Plug the receiver into any standard outlet. Tear the double-sided tape and stick the sensors to the door or window. The receiver will alert immediately when the sensors separated.
• 【Reminder Function】If your door or window is left open. The receiver will ring every 5 minutes, auto-silence after 5 times. You can turn off this function if you don’t need it. And our door alarm sensor has a built-in buzzer will remind you to close the door in time.
• 【Expandable Wireless Door Chime】You can add more receivers and sensors in multiple areas. Each wireless doorbell receiver can pair up to 50 sensors and each sensor can add unlimited receivers.