Includes distortions, overdrives, modulation effects, delay, reverb, harmonist, and many more * Built-in expression pedal controls a number of pedal effects; including wah, octave up/down, and a unique freeze effect * Three heavy-duty footswitches allow user to select sounds and perform other functions, such as accessing the built-in tuner, and tapping in delay times * Includes BOSS" renowned COSM amp-modeling technology, ranging from clean combos to raging stacks, along with a super stack function that gets big amp tone from a small practice amp * 38-second looper for real-time sound-on-sound recording