It' as easy as selecting a sound mode and tweaking a few knobs. The RV-6 takes advantage of cutting-edge technology to provide you with eight sophisticated, highly musical reverb effects that range from room, hall, and plate algorithms to vintage-style spring reverb to immersive, modern-sounding textures. Plus, Dynamic Mode automatically adjusts to your playing for lush ambience that won&t turn your tone to mud. The BOSS RV-6 comes complete with auto-switching for easy integration into your rig,