Guitar Pedal X - GPX Blog - Old Blood Noise Endeavors's ingenious Float Dual Moving Parallel Stereo Filter takes the Filter Pedal Format to new heights
Pedal de reverb / delay / eco Walrus Slöer Stereo Reverb Blue
ELECTRO-HARMONIX STEREO TALKING MACHINE Vocal Forman Filter 9.6DC-200 PSU included
MATRIXSYNTH: Electrix Filter Queen analog factory stereo pedal