【Brand New, Unopened】BOSS RV-6 Reverb Product Description You'll be amazed the moment you play it. The clear resonance, the transparency of the sound, and BOSS's strong commitment to reverb sound are now faithfully reproduced by the RV-6. With 8 types of reverb modes that can create a truly diverse range of sounds, 3 knobs for intuitive sound creation, and reverb control via an expression pedal. Incorporating BOSS's unique characteristics throughout, and with ample consideration for ease of use. The BOSS RV-6 goes far beyond the class standard, and is now the new standard for reverb effects.