Adjustable Door Chime Remote Control Intelligent Door Bells Household Battery Powered Doorbell Multipurpose US Plug

Adjustable Door Chime provides a perfect solution for avoiding being .
With 4 levels of adjustable volume and a battery, it can reach within 150m in open and unobstructed places, making it ideal for homes.

Name:Smart Door Bells
Signal frequency:433Mhz
MAX volume:110 decibels
Voltage: 110V-220V (two plugs)
Ringtone:61 types
Power consumption:0.25W
Supporting Battery:23A battery (standard battery)
Plug Type:US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the , the Philippines and so on.
Colour:White
Material:ABS

Package Contents:
1 * Wireless Door Chime
1 * Speaker

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.