The Sub 'N' Up features switchable polyphonic and old-school monophonic sounds spread across octave-up, octave-down and two-octave-down tones, with individual volume controls for each octave and the ...

Here’s how it works. TC Electronic just can’t stop shrinking its pedals - following the recently downsized Mimiq Doubler and HyperGravity Compressor comes the Sub ’N’ Up Mini polyphonic octave pedal.