https://youtu.be/WWm-AukbEpE Product Information: Designed with low-end professor and tone connoisseur Ian Martin Allison, the MXR Bass Synth is a powerhouse of a pedal offers thunderous sub-octave, expressive envelope, and lush modulation effects with killer tracking and sustain—plus all the features you need to shape every detail of your tone. This pedal requires a 9-volt (330 mA) center-negative power supply and can be powered by the Dunlop ECB003 9-volt adapter or the MXR Iso-Brick, the Iso-Brick Pro, and the Iso-Brick Mini Power Supplies. Product Features: Pedal Type: Bass Synth Transforms your electric bass guitar into a salacious synth machine Designed with champion of the bass guitar Ian Martin Allison 6 control knobs — Mix, Sub Mix, Cutoff, Resonance, Envelope, and Mod — help you dial in the exact synth tone you’re after Achieve more complex tones with additional harmonically tuned oscillators by using the Voice button Select between 3 foundational waveforms — triangle, sawtooth, or square — with the Shape button Choose between 8 onboard presets for inspired synth bass sounds Advanced features include tap/expression control and stereo output mode For more information and specifications, please refer to the manufacturer’s website