The Audio Alarm Sensor is part of the CentralAlert Notification System by Serene Innovations. It sends to the CentralAlert receiver to notify you when audio devices such as smoke/fire or carbon monoxide alarms are activated. It also works with newer T3/T4 alarms. It can be installed next to the audio sources or directly connected.

For Needed Receiver Piece see: Serene Innovations CA-RX CentralAlert Notification System Remote Receiver

• Mount next to audio alarms for alarm detection or hardwired to alarms that have connecting terminals for direct activation
• Sends a wireless signal to the CA-360 receiver
• 2.4GHz Smart-Code technology
• Up to 200 ft operating range
• Supports up to 10 CA-AX audio alarm sensors
• Low battery indicator
• Uses 2 AA alkaline batteries (not included)
• Dimensions: 2.5" x 3.8" x 1"

User Manual