Marshall DSL20HR, All-Tube Amp Head for Electric Guitar, Reissue series - authentic DSL sound, Power: 20W, 2 Footswitchable channels with classic gain and ultra gain, Preamp tubes: 3x ECC83, Power tubes: 2x EL34, Tone Shift key for centre configuration, Bass switch that complements a resonant bass boost, Independent volume and gain controls for both channels, Common sound control for treble, mid and bass, Emulated line output, Serial FX loop, Including footswitch