● Segment LCD screen
● With built-in Bluetooth, FM and USB function
● Master Volume Control & separate control
● MUTE & SIREN short circuit trigger
● Wireless Remote Controller to control
● With 3 MIC IN, 1 EMC IN, 2 AUX IN, 1 AUX OUT.
● Priority level: MUTE>EMC=Alarm=Chime>MIC1>Others