The BOSS PS-6 Harmonist features four intelligent pitch effects in a compact stompbox, offering musicians a versatile tool for enhancing their sound. It includes modes such as Harmony, Pitch Shifter, Detune, and the innovative Super Bend for extreme pitch bending effects. Users can create rich, three-voice harmonies by selecting keys and voicings, making it easy to achieve complex harmony arrangements. The pedal supports real-time control via an optional expression pedal, and its solid construction ensures durability on stage. With improved sound quality thanks to advanced DSP technology, the PS-6 stands out as a powerful addition to any guitarist's setup.