Assembled by hand in NYC, the Electro Harmonix MIG 50 is a faithful reissue of the '90s classic with solid component and construction improvements. 2 channel (channel 1 normal and channel 2 bright/high gain) all tube meat and potatoes amplifier head with a pair of Tung-Sol 5881 power tubes and 3 Tung-Sol 12AX7 preamp tubes. Front panel controls include channel 1 and 2 volume, treble, bass and presence. External bias adjustment and 4/8/16 ohm speaker outputs on the back panel. Features black covering, panel and control knobs with white piping.