Up to 1000 Feet (300m) Long Range: Either you are occupied in the bedroom or at the kitchen, it can remind you that someone is calling from outside. Free your worry about missing visitors.
38 Melodies with 3-Level of Adjustable Volume: The wireless doorbell offers a wide selection of 38 chimes for your personal taste, including Christmas song (jingle bells) and more. 3-level of volume range from 20dB to 85dB.
Easy Installation and IP44 Waterproof Transmitter: Just plug the receiver into a wall outlet, install the push button with provided double sided tape or screw it to the wall (screws are included).
2 in 1: 1 button+1 receiver
Working voltage: 110-220V
Size: 95x65x24mm (Receiver); 75x51x20mm (Button)