This good vibrations receiver is a battery operated unit that is made to be worn close to the body. It will attach to your belt, waist, or can be worn in your pocket. It is small and compact so it will not be bulky while wearing it. It will receive a signal from any Silent Call 318 Mhz receiver. It is powered by a rechargable 9V nickel metal hydride battery, and you must purchase the battery charger separately.
This wireless doorbell transmitter requires no wiring for installation as it is powered by a 12V battery which comes included in the package. To install it you simply pick where you want it to go and screw it in with the included screws. This device will transmit a wireless signal up to 200 ft away to your 318 Mhz Silent Call receiver. This range is based on the type of receiver you are using.
This doorbell transmitter will send a wireless signal up to 500 ft to any Silent Call 318 MHz receiver. This range is based upon the type of receiver you have. This doorbell transmitter is powered by 1 12V battery included in the package. The transmitter comes with a bracket so installation can be completed in seconds.
The Clarity AlertMaster door knock transmitter can be purchased as an additional transmitter for AlertMaster visual notification systems. It is compatible with all AlertMaster systems.