Boss ME-70 Guitar Multi-Effects Pedal Effects Groups: PREAMP: Uses BOSS COSM amp modeling technology to emulate 6 classic guitar amps OD/DS: 10 distortion and overdrive effects COMP/FX: Compressor, Touch Wah, BOSS Slow Gear, BOSS Defretter, Pickup Simulator MODULATION: Phaser, Flanger, Vibrato, Tremolo, Chorus, Rotary Speaker, Uni-vibe, Intelligent Harmonist DELAY: Phrase Loop with 38 seconds of recording time and unlimited overdubbing, Echo for up to 6 seconds in analog, modulate, and reverse PE