Wireless Doorbell, IP67 Waterproof Plug in Doorbell Wireless with 39 Chimes, 5 Levels Volume Adjust & LED Indicator, Easy Install at Home, Classroom & Warehouse, Black

[Different Chimes & Volume Control]: 39 different ringtones allow the user to select the favorite in terms of the user’s mood. 5 adjustable volume levels (0dB to 120dB) to meet the user’s needs to adjust in various occasions, and the mute mode design of this wireless doorbell can be used at night or in some important meeting.
[Waterproof Design & Safety ABS Material]: IP67 waterproof design ensures the push button transmitter to function well in the outdoor environment, even in the rain and snow. The plug in doorbell receiver uses the ABS flame retardant material to make sure the use of the receiver is safe and reliable.
[Long Wireless Range]: The operating distance range of the wireless doorbell could be up to 150m (in open area) which can make sure the user won’t miss any visitor or delivery even if the user is in a few rooms away.
[Memory Function Wireless Doorbell Kit]: The doorbell has the function to memorize the setup of the ringtone and volume level even the doorbell reopens.
[Easy Installation]: Simply plug the doorbell receiver into the socket, and attach the push button transmitter to the exterior wall by using the double-sided tape. The doorbell system is expandable to configure with more receivers or transmitters, each doorbell receiver can be controlled from additional push button transmitters.