Boss SY-1 Synthesizer Guitar/Bass Effect Pedal


With the SY-1, it’s never been easier to infuse your creative arsenal with BOSS’s 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, it’s as simple to use as a standard stompbox, so you don’t need any background in synth programming to bring a new world of sonic textures to your music.

SKU: SY-1 Category:


  • Nominal Input Level: INPUT, RETURN: -20 dBu
  • Input Impedance:  INPUT, RETURN: 2.2 M ohms
  • Nominal Output Level:  OUTPUT, SEND: -20 dBu
  • Output Impedance:  OUTPUT, SEND: 1 k ohms
  • Recommended Load Impedance:  10 k ohms or greater
  • Bypass:  Buffered bypass
  • Controls:  Pedal switch
    GUITAR/BASS switch
    TYPE knob
    VARIATION knob
    TONE knob
    DEPTH knob
    EFFECT knob
    DIRECT knob
  • Indicator:  CHECK indicator (Serves also as battery check indicator)
  • Connectors:  INPUT jack: 1/4-inch phone type
    OUTPUT jack: 1/4-inch phone type
    SEND jack: 1/4-inch phone type
    RETURN jack: 1/4-inch phone type
    EXP/CTL jack: Stereo 1/4-inch phone type
    DC IN jack
  • Power Supply:  Alkaline battery (9 V, 6LR61)
    AC adaptor (PSA series: sold separately)
  • Current Draw:  85 mA
  • Expected battery life under continuous use:  Alkaline: Approx. 3 hours
    *These figures will vary depending on the actual conditions of use.
  • Accessories:  Owner’s manual
    Leaflet (“USING THE UNIT SAFELY,” “IMPORTANT NOTES,” and “Information”)
    Alkaline battery (9 V, 6LR61)

Additional information

Weight 6 lbs
Dimensions 8 × 6 × 6 in


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