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MMGS7/000000121362498_MEDIA_SET

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BOSS

Used BOSS GP-20 Effect Processor

Name: Used BOSS GP-20 Effect Processor
Brand: BOSS
SKU: 121362498
Price: 89.99 USD
Availability: InStock

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This product is in "like new" condition and shows little to no signs of use. Free from blemishes, scratches, and user wear. All controls are completely functional.

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Used BOSS GP-20 Effect Processor

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Overview

The used BOSS GP-20 Amp Factory Guitar Effects Processor is in excellent condition and delivers authentic COSM-modeled amp tones with dual amp modeling, 22 amp types, and built-in speaker simulation. Featuring 44 programmable patches, stereo outputs, and intuitive knob-based controls, the GP-20 offers rich, dynamic sound shaping for both stage and studio use. Rugged and reliable, it’s ideal for guitarists seeking versatile tone options in a compact, pedalboard-friendly package.

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