This is a dual ac or dc lightweight double four-way MIC/LINE stereo or eight-channel mono input mixer, very suitable for small studio. With low noise, high and low impedance circuit design, each road has a volume control alone.

If you use a 9v battery, need a screwdriver to open the battery cover at the bottom, in the correct polarity equipped with batteries also can equipped with rectifier, end in 220v ac power, end in DC9V batter socket, turn on the switch, the indicator is on. If you use the MIC input or input LINE, just put A or B (MASTER) to the MIC or LINE pull switch. According to the need to set their volume.

If you use the LINE STEREO or MONO input switch to STEREO or MONO, pull the MASTER switch to pull the LINE.

The front panel: 4 channel A and B volume control alone A and B m.