- Power Source: Hardwired
- Alarm Horn: 85dB at 10 ft.
- Operating Voltage: 120V AC 60 Hz, 9V DC back-up
- Quick and easy connection to AC power
- Interconnectable to up to 12 multiple station alarms
- Low power consumption - .085 amps standyby, .087 in alarm
- Back-up 9V battery comes pre-installed
- Red LED indicates which power supply is active
- Single test/silence button