Check the listing for details. Boss GX-1B Bass Effects Processor Pedal. Condition: New. Listed at 229.99 USD. Beastly Bass Effects in an Affordable, Compact Pedal The BOSS GX-1B serves up pro-grade tone and features in a compact bass effects processor pedal. Whether you’re practicing, recording, playing local clubs, or hitting the road, the GX-1B delivers the top-tier performance you expect from a BOSS pedal. Loaded with premium bass amps and effects, the GX-1B endlessly fuels your creativity, while its intuitive top-panel layout, high-resolution color display, and proprietary Gear Suite software make sound creation quick and easy. Powerful, portable, and nearly indestructible, the GX-1B is brimming with inspiring sounds for bass players of every musical persuasion — from beginners to touring professionals who need a do-it-all pedal with world-class sound.