2.Totally it can be registered 40pcs ID code wireless sensors accessories.

3.Eight LEDs are displayed of Armed/Disarmed, 2 channels sensors, sensor low battery, sensor tamper alarm, alarm input, alarm output and transmitter signal.

4.Built-in two channels of sensors ID code to register. Each channel has 20pcs sensors one port alarm output to trigger the alarm console.

5.Built-in NC output port for Fire alarm, sensor low battery and armed/disarmed output to trigger alarm console.

6.With an alarm input port to trigger wireless external siren and control AC power switch turn on/off.

7.Controls strategically deploy FS146S/FS148S wireless siren that can control the siren to turn on/off and armed/disarm working mode.

8.When the FS118’s alarm is triggered, it can control FS172 AC power switch turn ON/OFF.

9.It has one port input to control the FS172 AC power switch to turn ON/OFF.