User Manual

300W Front & back surface interface instruction:
1 ………………………… Turn on/Off
2 ………………………… Power Light
3 ………………………… Full frequency/bass working mode switcher
4 ………………………… Bass cutoff frequency control knob (the knob only works in bass mode)
5 ………………………… Volume knob (increase clockwise and decrease counterclockwise)
6 ………………………… Audio input interface (for example, CD, DAC decoder, mobile phone, TV,
red to right channel input, white to left channel input)
7 ………………………… Subwoofer output (Connect the active subwoofer，Synchronous output with
power amplifier)
8 ………………………… Speaker interface (red positive terminal, black negative terminal
9 ………………………… Power interface (DC power shall not exceed 35V)
Operation Steps：
1 Make sure the VOL button to the minimum
2 Connect the speaker according to the rear board interface, and distinguish the positive and
negative poles
3 Connect the audio source you want to use
4 Connect the power