The new Boss ME-20 multi-effects guitar processor was in action at Summer NAMM 2007, and Gearwire caught it all on tape. See and hear the latest from Boss in action. This amazing little unit has three footswitches, an expression pedal, five control knobs, plus overdrive, distortion, delay, chorus, phaser, flanger, tremolo, rotary, and EQ. Check out the sounds in our exclusive demo video shot on the floor of Summer NAMM 2007.