Silent Call introduces the next generation of alerting systems for people who are deaf or hard of hearing. The all new Signature Series features new transmitter types, increased range (up to 2000 feet), elegant design, greater flexibility and upgradability, on the 418 MHz transmission frequency. Awareness, safety and home security are all available in this system that configures to individuals’ needs.

Designed to be wired into a home or building alarm system. When activated, the carbon monoxide transmitter sends a signal to the Signature Series Sidekick II or Watch Receiver (#6390 or #6932).