The Electro Harmonix Synth9 Polyphonic Synthesizer Emulation Pedal features nine preset synths/leads/basses and is powered by a 9V PSU. The Synth9 features nine of the most distinctive vintage synth type sounds including OBX, PROFIT V, VIBE SYNTH, MINI MOOD, EHX MINI, SOLO SYNTH, MOOD BASS, STRING SYNTH and POLY VI.

These presets within this Synthesizer Machine aim to transform your guitar or bass to precisely tuned emulatations of some of the most sought after vintage synthesizer sounds. The Synth9 has an easy interface, thanks to DRY volume, SYNTH volume, CTRL1 and CTRL2 knobs that provide precise control over each preset's parameters.