Vox AC15C1 12" 15W All-Tube Combo Guitar AmplifierVOX Custom Series amps offer two channels: Normal and Top Boost. Each channel is equipped with its own Volume control, and the Top Boost channel offers highly interactive Treble and Bass tone controls. This powerful channel pairing provides an abundance of tone crafting control, letting you dial in a classic sound that is all your own. Both channels rely on the Tone Cut and Volume controls in the Master section. The Tone Cut control operates in the