Used Boss SY-1 Synthesizer Guitar Effects Pedal synthesizer pedal it adds more and more

it adds more and more gain as notes fade out

Independent Rate and Depth controls let you fine-tune the modulation rate of each section

Growl: Shelving Bass Boost for a fatter tone and increased low end saturation

meeting the needs of every guitarist

Hohner Harmonicas logo on the case

Used Boss SY-1 Synthesizer Guitar Effects Pedal synthesizer pedal it adds more and moreMint, all original packaging, as new Authentic BOSS polyphonic guitar synth in a compact pedal. With the SY 1, its never been easier to infuse your creative arsenal with BOSSs legendary guitar synth technology. This amazingly expressive tool is filled with 121 ultra responsive sounds, all distilled down into a BOSS compact pedal that slides easily into any setup. Best of all, its as simple to use as a standard stompbox, so you dont need any background