This is not a standalone device.
For individuals who are not able to hear important environmental sounds in the home. The transmitter detects the alarm sounds of virtually all your audio smoke, gas, and fire alarms and then sends a wireless signal to a notification system, remote receiver and/or a personal pager.
Can use up to 10 transmitters for alerting sounds around the home.
ID: CA-AX or CA2001
This product requires:
Serene CentralAlert CA-360 Notification System
Serene CentralAlert CA-RX Remote Receiver