Selling because I've switched to a multi-effects unit. This amp has a very juicy high gain sound with excellent clarity, and it was very user-friendly. I've used it for about a year. There are no issues at all. The Knuckles 92 Rev DUAL REC AMPLIFIER offers a wide variety of tones, with bass, mid, and treble controls. - Model Name: Knuckles 92 Rev DUAL REC AMPLIFIER - Control Knobs: Bass, Mid, Treble, Gain, Volume, Channel Switch - Connections: IN, OUT, USB, 1/4" TRS - Package: Comes with the original box Thank you for looking.