Alarm
1 EVAC alarm input
1 alarm input
1 alarm output, when the output device connected to the alarm output is normally closed, connect: 1A GND; when the output device connected to the alarm output is normally open, connect: 1B GND.
Ethernet Interface
1 RJ45 10 M/100 M/1000 M adaptive Ethernet port
Local Storage
Built-in 4 GB EMMC (Audio file storage is 1 GB.)
Audio In
MIC 1~4: -28 dBV, 4.7 kΩ, unbalance, 6.35 mm jack
RCA in 1~4: 0 dBV, 4.7 kΩ, unbalance, RCA pin jack
USB 2.0 × 1
Bluetooth
Note: The 6.35 mm jack cannot be wired without connecting a microphone.
Audio Out
Constant Voltage Output × 2: 100 V COM & 70 V COM. A single channel supports up to 250 W output.
RCA out 1-2: 0 dBV, unbalance, RCA pin jack
3.5 mm out 1-2: 0 dBV, unbalance, 3.5 mm jack
Note：If the constant voltage gear is set to 100 V, the constant voltage output interface(100 V) should be connected to a speaker rated at a voltage of 100 V. Connecting to a speaker rated at a voltage of 70 V could damage the device.
LED Indicator
Power Indicator (solid white): the device is normal working.
USB flash drive indicator (solid white): the device is in USB flash drive mode.
Bluetooth Indicator (solid blue): the device is in Bluetooth mode
EVAC Alarm Indicator (solid red): the EVAC alarm has been triggered.
MIC1 Indicator (solid white): the MIC1 audio input is connected normally.
Module Indicator: FLT solid indicates overload or other system faults; CLIP solid indicates clipping or other exceptions; SIG solid indicates normal working.
Volume Knob
Total Volume Knob × 1，
MIC Input Volume Knob × 4，
RCA Input Volume Knob × 4，
Output Channel Volume Knob × 2，
Treble Volume Knob × 1，
Bass Volume Knob × 1
USB
USB 2.0. File format: FAT32 and EXFAT, maximum capacity: 256 GB.
FAT32 formatted USB drive: maximum capacity of a single partition is 32 GB
EXFAT formatted USB drive: Maximum capacity of a single partition is 256 GB
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