Alertmaster AL10K w/ Door Knocker and Bed Shaker
Never miss another phone call or the door again. This desktop receiver vibrates the attached bedshaker and/or a flashes a lamp in patterned sequences so you know if it's the door or the phone.
No complicated installation necessary, just plug it in and connect a lamp and/or the bed shaker. The door knocker and door button both work on battery and require no wiring.
Save money and space by taking advantage of the receiver's built in alarm clock, and rest easy knowing you'll be woken up, even in the case of a power failure, thanks to the battery back-up in the receiver.
Comes with a door button, door knocker, and a bed shaker. Additional accessories available to alert for baby cries, by audio alarm, or more.
1 Year Warranty