Boss PS-6

Features:

• 4 effect modes in 1 stompbox: Harmony, Pitch Shifter, Detune, and S-BEND (Super Bend)
• Easily create 2- or 3-voice harmonies with selectable key and voicing
• High-quality pitch shifting
• 3-voice detune capability
• S-BEND provides up to 4 octaves of extreme pitch bending
• Control pitch via an expression pedal