Note: This item comes with EU plug, please confirm the voltage of your area before purchasing.DescriptionAre you looking for a profeional, yet affordable electronic smart doorbell? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our profeional smart doorbell must meet you needs. It is one of the best choices for you.Features- Color: Black.- Material: ABS.- Size:8.20X6.30X5.00cm/3.22X2.48X1.97inch.- Receiver voltage range: AC 85V-260V.- Receiver operating temperature: -20C-55C.- Transmitter voltage range: 12V23A power supply.- Transmitter working temperature: -20C-65C.- Acceptance distance: 300 meters in a straight line.- Ringtones: 45 polyphonic music.- Volume: 0-110db (4 levels of volume can be adjusted).- Transmitter waterproof level: IP44.- Plug: EU plug.- Just plug the mini receiver into a socket and fix the transmitter on a wall with the acceories provided.- 1 plug-in receiver included; will not interfere with other equipment in your home or those of your neighbors.- Ultra-low power consumption, withstands various harsh weather conditions.- Convenient and easy-to-use design for an enhanced user experience.- Rest aured that youll never mi any important guests or urgent deliveries again with the help of this doorbell. 1 x doorbell transmitter1 x doorbell receiver