Wireless Digital Door Chime Set with 32 Different Sounds

This Wireless Doorbell features simple and No Wire design, which can be installed in kitchen, living room and bedroom. With this smart doorbell, you will never miss any guests.
Features
32 different kinds of lovely sounds for your choice.
Completely wireless operation - no wires or cables required, very easy to install.
Receiving distance up to 110 meters.
Sound volume adjustment.
Unique designs appearance shows the special tastes of the host.
Specifications
Transmission Distance (Maximum) >80 meters
Melodies for choice 32
Battery for receiver 3×1.5V AA battery (NOT include)
Battery for doorbell button 1×12v 23A battery (include)
N.W. 170g
Package Size 22L x 16W x 2.5H cm