The Alpha-Series doorbell unit is very easy to install as its battery-powered and completely wireless! Use the included installation accessories to set up in minutes. This stylish doorbell unit mounts simply at your door and activates the chime receiver unit (sold separately ...The Alpha-Series doorbell unit is very easy to install as its battery-powered and completely wireless! Use the included installation accessories to set up in minutes. This stylish doorbell unit mounts simply at your door and activates the chime receiver unit (sold separately), making awareness easy.
It is perfect for creating cost-effective safety in and around your home when paired with the other compatible Alpha-Series units that have reliability, accuracy and ease of use at their core.