Jet City Amplification JCA5012C 50W 1x12 Tube Guitar Combo Amp Black Channels: Normal and Overdrive, foot-switchable with included footswitch Controls: Normal and Overdrive Gain, Bass, Middle, Treble, Normal and Overdrive Masters, Presence Effects Loop: Tube-Buffered Serial Footswitch: Normal/Overdrive channel footswitch, included Tubes: 5 x 12AX7 Preamp / 2 x 6L6 Power