NEBULA Radio is the wireless version that can be controlled by the wireless transmitter NEBULA Cen (not included). The transmitter can be connected by wire to an existing alarm systems.

- Battery Powered (4.5V Alkaline battery pack)
- Battery life 4 years
- 868 MHz bidirectional supervisioned
- Pre-alarm and anti-panic function.
- 90dB siren included on board.
- Smoke Cartridge included
- Validation Circuit included