- 52 Different Melodies - There are 50 different Chimes with 4 levels of adjustable ringing volume from 25-110dB，which include dingdong, Christmas song (jingle bells) and more. Simply press the forward/backward button to choose.Control the volume via volume button on the receiver with ease.
- Long Range up to 600 feet / 183 meters - Either you are occupied in the garden or at the kitchen, it can remind you that someone is calling from outside.Free your worry about missing visitors.
- Versatile Design - You can expand each receiver with up to 50 transmitters. Code learning function makes it easy to customize your doorbell with multiple transmitters and receivers, It can also be used as music alarm for your child and handy pager for the old in terms of timely care.
- Easy Installation and 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).The push button is rated IP44 and weatherproof for outdoor use.
- Low Power Consumption - Powered by 12V 23A battery, the transmitter is tested to ensure up to 10,000 times of press for daily use, eliminating needs of replacing battery frequently.