KERUI M521 Wireless Doorbell 57 Music Song 300M Waterproof Button Smart Home Door bell Chime Ring Plug and Play

100% of buyers enjoyed this product! 55 orders
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Product Description

KERUI 57 Chime Wireless Doorbell Waterproof Wireless Door Alarm Contact Sensor Doorbell

57 different ring tones

4 levels of adjustable volume from 25db to 85db, Memory function for sound and chime selection

Keep your children safe

Alert when your little one open the window or the door

24/7 Lifeguard for Your Family

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

Monitor Every area You Care with Wireless Door Chime

Each wireless doorbell receiver can pair up to 20 magnetic door alarm sensors and each sensor can add unlimited receivers.

Operating range of 328 feet. (100m in open area)

ensures you will never miss a visitor, even if you are a few rooms away or on another floor

enough to cover every door and window in your house

Easy to Installation

Real Plug and Play

Different Song Use for Different Mode

Product Detail

Package Include

1 * Ring Doorbell + 1 * Doorbell Button ;
1-2 Doorbell : 1 * Ring Doorbell + 2 * Doorbell Buttons
2-1 Doorbell : 2 * Ring Doorbell + 1 * Doorbell Buttons

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5 out of 5 (15 Ratings)

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Item Specifics

Ringtones: 
 57
Wireless Range: 
 Up to 100 ft
Item Type: 
 Wireless Doorbell
Brand Name: 
 KERUI
Itercom: 
 No
Origin: 
 CN(Origin)
Connection Type: 
 Wireless
Power: 
 Electric Supply
Feature: 
 None
Display: 
 None
Alarm: 
 Yes

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