Controls 

• BASS: Adjusts the low-end response of distortion sound.
• TREBLE: Adjusts the high-end response of distortion sound.
• PRESENCE: Adjusts the ultra-high-end frequency of distortion sound.
• TIGHT: Shapes the low frequency content. ( Turn it down to tighten the sound.)
• VOLUME1: Adjusts the output level while in Channel1.
• GAIN1: Adjusts the distortion situation of the sound while in Channel1.
• VOLUME2: Adjusts the output level while in Channel2.
• GAIN2: Adjusts the distortion range of the sound while in Channel2.
• 1/2 Foot-switch: Chooses the current Channel for 1 or 2.
• ON Foot-switch: Engages or disengages the distortion sound.

I/O

• INPUT: Connects with your guitar or the signal from guitar side.
• OUTPUT: Connects with the amplifier or to the amp side.
• SW: Connects with TRS dual foot-switches to replace the 2 foot-switches function on the pedal.
• BF/TB Toggle Switch: BF means Buffer-bypass, TB means True-bypass.
• 18V / 9V Toggle Switch: The pedal uses 9V power, you can choose 18V position to double the
• working voltage inside to get wider dynamic range.
• DC Jack: Connects with 9V Negative Tip power with 100ma adaptor.

Highlights

• Modern Brown Sound in a box.
• True-bypass / Buffer-bypass toggle switch.
• 18V / 9V toggle switch to get different dynamic range.
• 2 independent GAIN, VOLUME knobs for rhythm / solo application.