TWIN BLUES HEAD is ideal solution for 2 guitarists playing torether at home or small club. 5 Watts of output power may be decrease 5 times by switch. Quality analog reverb gives you perfect feeling of a big hall. Headphones output and uotput tubes off switch help you to play late in the night. Clean channel: bass, middle, treble and volume knobs. Bright switch with 3 position: min bright/bright off/ max bright. Crunch channel: gain, bass, middle, treble, volume and master knobs. (+ reverb level on A channel) Tubes: ECC83/12AX7 – 5pcs., 6V6 – 2 pcs. Footswitch with leds – 2pcs. Hand-wired turret construction (point-to-point method).