【👍1000ft Long Wireless Range】Our wireless doorbells extend over 1000ft in open space (500ft if there are walls), has strong anti-interference features and one-to-one signal pairing, ensures you will never miss any visitor, even if you are a few rooms away or on another floor. Our wireless door bell is great for large homes, apartments, offices & classroom.
【👍 IP44 Waterproof 】The doorbell push button is rated IP44 and weatherproof for outdoor use, it also comes with a replaceable 23A 12V alkaline battery with a battery life of up to 3 years. It is certified by CE, RoHs, FCC.
【👍60 Chimes & Mute Mode】Electronic Doorbell with Chimes of 60 melodies, 5 levels of adjustable volume range from 0dB to 110dB. Silent mode with just LED flash is available when you don't want to be disturbed.
【👍Distinguish front and rear doors】All receivers will ring no matter which push button is pressed, but each door has a different tone, so you know where your guests are. Expand your existing doorbell system with up to 8 transmitters and unlimited receivers.
【👍Easy to Use and 365-day Warranty】The wireless doorbell has been paired and can be installed in one minute, plug the receiver into the socket, install the push button with provided double sided tape or screws, and you are ready to use. All FullHouse-branded transmitters and receivers can be paired with each other. You can enjoy 365-day warranty and 30-day free returns.

Wireless Doorbell, Waterproof Door Bell Kit, Distinguish Front and Rear Doors, Over 1000 feet Range and 60 Chime, 5 Levels Volume and LED Flash, for Home Office Classroom