Boss XS-1 Poly Shifter

Boss

Rapid Retuning, Flawless Sound

The XS-1 Poly Shifter delivers instant retuning in a convenient, compact footprint. Driven by advanced BOSS algorithms years in the making, this magical pedal transforms the overall pitch while maintaining your instrument’s true character. You get speedy tracking, crystal-clear response, and zero compromise in tone—whether shifting down, simulating a capo, or using extreme octave jumps for effect. The versatile XS-1 unlocks a new level of performance freedom, making tuning changes fast, fluid, and seamless.

  • AD Conversion: 24 bits + AF method

    • AF method (Adaptive Focus method): Proprietary Roland & BOSS technology that greatly improves the signal-to-noise (SN) ratio of AD and DA converters.

  • DA Conversion: 32 bits

  • Sampling Frequency: 48 kHz


Input/Output

  • Nominal Input Level: -20 dBu

  • Maximum Input Level: +7 dBu

  • Input Impedance: 1 MΩ

  • Nominal Output Level: -20 dBu

  • Maximum Output Level: +7 dBu

  • Output Impedance: 1 kΩ

  • Recommended Load Impedance: 10 kΩ or greater


Bypass

  • Buffered bypass


Controls

  • BALANCE knob

  • SHIFT knob

  • PEDAL MODE switch

  • SHIFT DIRECTION switch

  • Pedal switch


Indicator

  • CHECK indicator (used to check battery status)


Connectors

  • INPUT jack: 1/4-inch phone type

  • OUTPUT jack: 1/4-inch phone type

  • CTL/EXP jack: 1/4-inch TRS phone type

  • DC IN jack


Power Supply

  • AC adaptor

  • Alkaline battery (6LR61 or 6LF22, commercially available) × 1


Current Draw

  • 120 mA


Expected Battery Life (Continuous Use)

  • Alkaline battery (6LR61): Approximately 3 hours
    Battery life may vary depending on battery specifications, capacity, and usage conditions.


Accessories

  • Leaflet (“USING THE UNIT SAFELY”, “IMPORTANT NOTES” and “Information”)

  • Alkaline battery (9 V, 6LR61 or 6LF22)


Options (Sold Separately)

  • AC adaptor: PSA series

  • Footswitch: FS-5U

  • Dual footswitch: FS-6, FS-7

  • Expression Pedal: EV-30, FV-500L, FV-500H, Roland EV-5

Size and Weight

  • Width: 73 mm (2-7/8 inches)

  • Depth: 129 mm (5-1/8 inches)

  • Height: 59 mm (2-3/8 inches)

  • Weight (including battery): 410 g (15 oz)

 


Collections: Effects

Category: Boss, Effects/Pedals

Type: Pedals