Wireless digital doorbell

Description:
Wireless digital doorbell goes with you! Weather you are cooking out in the back yard or up in the attic, you’ll never miss your guests. Adhere anywhere in seconds, no electrician required! Digital doorbell is programmable and features sixteen different delightful sounds including chimes, ding dongs, holiday songs & other music.
Specification:
Feature: 16 Different Sounds for Chose, New Technology, Energy Saving, Range of 80 M, long lifetime, easy installation process.