DigiTech RP300 Guitar Multi-Effect Processor Amp Channel Switching, 5-Knobs (vs. 3-knobs) for Expanded Parameter Editing New Triggered Flanger and Triggered Phaser Effects, 2-Assignable LFO Parameter Controls per Preset V-Switch Expression Feature, Learn-A-Lick Phrase Trainer Independent Left/Right 1/4" Outputs, 6-Character Alpha Numeric/2-Character Numeric Display Expression Pedal, Amp Modeling, Cabinet/Mic Modeling, Pickup Modeling, 12 Effects at once, Fully Programmable