The GP-20 Amp Factory offers a variety of incredible COSM Guitar Amp models designed for live performance or recording—22 in all. Thanks to its simple knob-based controls, two-channel operation, and ability to model the best amps ever made, the brilliant GP-20 is a tonal monster for live or studio applications.
Demo by Deni Rock Oficial (PT)
Demo by The Pedal Picassos (EN)
Demo by Gearfacts (EN)
Demo by Santiago Moreno (EN)
All BOSS Pedals