Homasy Wireless Doorbell Kit Operating at 600-feet Range with Over 50 Chimes, 4 Levels of Adjustable Volume, 1 Plug-In Receiver & 1 Waterproof Push Button Transmitter, Golden 52 Different Melodies with 4-Level of Adjustable Volume. The wireless doorbell offers a wide selection of 52 chimes for your personal taste, which include dingdong, Christmas song (jingle bells) and more. Simply press the forward/backward button to choose. 4-level of volume range from 25dB to 110dB. Control the volume via volume button on the receiver with ease.