1 Made of good quality plastic with waterproof processing, very durable, suitable for outdoor use 2 Built-in 51 melodies, you can choose the one you like. 3 The transmitter needs no battery, it can turn the force of pressing the doorbell into electricity. The receiver supports wide voltage of AC 4 With 4 levels of volume, the max. decibel is up to 95dB, the older people can use it without trouble 5 Stable and fast frequency, 120-150m transmission distance without latency or lag
What's in the box
1 x Wireless Doorbell
