ZCAT Pitch Shifter features +12/-12 semitones clean pitch shifting and +1/-1 semitone detuning. | Effects pedals, Shifter, Guitar effects pedals
Amazon.com: Koogo Harmonizer Digital Pedal Harmony Pitch Shifter Detune For Electric Guitar Bass With Storage Of Timbre Sound Pedal, LEF-3807 : Musical Instruments
STAX 1 Stax Guitar Harmonizer Pedal Digital Effect Pedal Harmony Pitch Shifter Detune For Electric Guitar Bass Mini Size True Bypass
Review: DigiTech Luxe Polyphonic Detune Pedal — Video | Guitar World