* Two addressable loops up to 126 detectors each.

* Access level 2 WITHOUT enable key-switch.

* Networkable (requires K555 network card)

* 400 milliamp output.

* 2 programmable sounder circuits.

* 5 programmable inputs.

* 3 programmable relays.

* 24V-3A power supply.

* Stores 500 last events in the event log.

* 1.2mm mild sheet steel Construction. 

* IP30 IP Rating. 

* Eight lines of 40 characters graphic LCD display.

* 9Ah 12V Maximum battery size. 

* Configuration Via Loop Explorer PC utility.

* Approved and certified to EN54-2/ EN54-4.