Distortion Stomp Box ModellerThe Line 6 DM-4 Distortion Modeler Pedal holds 16 models of vintage overdrive, distortion, and fuzz effects including the TS808 TubeScreamer, Fuzz Face, Big Muff, Rat, Octavia, Tone Bender, Tube Driver, and more! With 4 programmable presets and an expression pedal input ..