BOSS GT-100 multi-effect processor, with advanced COSM amps that model vintage classics and deliver never-before-heard tones, dual LCDs and panel knobs offer simple and intuitive operation, with direct access to every parameter, EZ Tone feature with graphical Tone Grid for constructing new patches, plus Amp Customize and OD/DS Customize functions for easily creating original sounds, Unique Accel pedal provides simultaneous control of multiple parameters, Powerful A/B Channel Divider for creating dual amp and effects chains that can be blended together or toggled by footswitch, frequency, or picking strength. GT-100 Version 2.0 Newly Added Features: Two new amp models: BGNR UB Metal and ORNG Rock Reverb, New MDP effects powered by innovative BOSS technology: Tera Echo, Overtone, and A-DIST Rotary 2 and Acoustic Guitar Simulator effects types added, Monophonic guitar-to-MIDI conversion from normal 1/4-inch guitar input, Enhanced USB audio/MIDI interface with multi-channel operation for flexible recording and efficient re-amping, Support for BOSS TONE STUDIO editor/librarian for Mac/Windows and new GT-100 Version 2.0 patches,works with power supply (included) dimmensions: 80 x 542 x 271 mm, weight: 4.8 kg