Wireless Wifi Remote Smart Doorbell Ring Ding Dong Machine Phone Intercom Security Door Bell EU/US/UK/AU Plug

Features: 1.Easy installation: Easy to pair with the doorbell, easy for installation. 2.Energy saving:Low power consumption. Compatible with smart video doorbells. 3.Sound Volume Selection:Press the volume control repeatedly until the desired volume is achieved 4 levels are available as a circle lowest level is mute. 4.Installing Plug-in Chime：Plug into any regular household socket.(Please tear metal strip protective film off before using). 5.Melody selection:This Chime provides a choice of 52 different melodies. When the it isplugged in, press the select button forwards to play previous music and backwards to play next music until you hear a chime you like. Specifications: Color: black Type: US, EU, UK, AU(optional) Material: ABS Voltage: 110V-220V Size: 35*143*71mm Package Included: 1 set * Doorbell Ring Notes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Please allow slight dimension difference due to different manual measurement.