<h2>Wireless Doorbell</h2> <p>The doorbell consumes less than 3W, the transmitter uses 12V 23A battery power and can last for more than a year.</p> <p>The built-in stereo emits a loud but clear sound which is suitable for family homes, offices, factories, restaurants, etc</p> <p>The doorbell is simply designed and has no wires, making it fit perfectly on the wall or the door.<br></p>