Fender MTG Tube DistortionMany pedals try to emulate the sound of tube breakup; we decided instead of emulating tube distortion, wed use actual vacuum tubes and give you the real deal in a compact pedal. The heart of the MTGs design is a NOS (New Old Stock) US made 6205 preamp tube. 3 Band EQ with Tight control and switchable boostwith its own Level and Boost controlsmakes it easy to dial in just the right sound. Real tube driven distortion pedal NOS 6205 preamp tube 3 Band