This Silent Call Signature Series Fire Alarm Transmitter is designed to be wired into a home or building fire alarm system, using a dry contact relay, and is operated by 2 AAA batteries. Ideal for the deaf and hard of hearing.
When the fire panel is activated, the transmitter sends a wireless signal to any Signature Series receiver up to 2000 feet away. (Receiver sold separately.) 5 year limited warranty.
IMPORTANT NOTE: This transmitter should be installed by a licensed fire alarm company.