1. AUDIO INPUT
Two ways audio RCA inputs ( BGM/AUX)
2. OPTIONAL
Optical fiber audio source input
3. OUTPUT
Audio RCA output
4. MIC INPUT
Microphone input terminals, used to connect to the microphone connector
5. MIC VOL
Microphone volume control knob
6. SPEAKER SYSTEM
Surround speakers connection
7. AC INPUT
According to different countries by ac voltage.After confirm the voltage,please connect the power cord with the terminal after inserted in the in the main power socket.