> Supports more than 11 zone types.

> 7 sorts of zone terminations, including closed-circuit (NC), open-circuit (NO), end-of-line (EOL) resistors, double end-of-line (DEOL) resistors, triple end-of-line (3DEOL) resistors, inertial type for vibration detector and pulse type for roller shutter.

> Configurable zone resistance (2K7, 4K7, and 6K8).

> GSM/GPRS/LTE network ports for events SMS reporting and remote control, events vocal message reporting by dialing and remote control, and mobile phone app connection ability when Ethernet connection failed.

> Supports abnormality alarm, including network disconnection alarm, PSTN fault alarm, tampering alarm, low battery alarm, battery loss alarm, power loss alarm, and keyboard fault alarm.

> In-field firmware upgradable.

> 3 telephone numbers for monitor station (PSTN).