All Tube Combo Amp for Electric Guitar Reissue series - authentic DSL sound Power: 20W 2 footswitchable channels with classic gain and ultra gain Equipped with 12" Celestion Seventy-80 speakers Preamp tubes: 3x ECC83 Power tubes: 2x EL34 Tone-shift key for center 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