* Maximum 10 pieces 2-way LED transmitters could be learned, the transceiver range is 300 meters.

* 99 set wireless sensors; each sensor’s operation range is 70 meters.

* 2 sets wired sensors

* Backup battery operates if the AC Power couldn’t work.

* LED indicates the triggered areas.

* Low battery detection

* Built-in siren for alarming if the sensors were triggered under Armed.