BOSS® GT-1B Bass Multi-Effects w/ Expression Pedal

Elevate your bass performance with the Boss® GT-1B, a compact multi-effects processor that delivers pro-level tones and versatility. Perfect for both live performances and recording, this unit comes with an expression pedal for dynamic control.

Last updated on July 27, 2026 8:43 pm

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Description

Bring studio-grade bass tones to your practice, recording, and live gigs. The Boss® GT-1B is a portable bass multi-effects processor with an integrated expression pedal that puts pro-level sound shaping and performance control at your feet.

Portable, road-ready design — compact and lightweight for rehearsals, studio sessions, and gigs
Built-in expression pedal — control wah, volume swell, pitch, and more in real time
Wide palette of bass-focused effects — dirt, modulation, envelope filters, compressors and dynamic effects tailored for bass
Intuitive interface — quick-access knobs and easy editing let you dial tones fast
Gig- and practice-friendly — onboard tuner and reliable footswitch control make it stage-ready

Why bassists love the Boss® GT-1B

Dial classic and modern bass tones quickly without complicated rigs
Add punch, grit, or ambient textures while keeping low-end clarity
Compact footprint frees up pedalboard space and simplifies setup

Perfect for

Live performers who need flexible tones and stompbox-style control
Studio players who want consistent sounds across sessions
Beginners and advanced players seeking quick, playable tone-shaping

Product highlights

Expression pedal for expressive control of wah, volume, and effect parameters
Bass-specific effect algorithms that preserve fundamental low frequencies
Simple layout designed for fast patch selection and on-the-fly tweaking
Rugged build for touring and rehearsal use

Take your bass playing to the next level with the Boss® GT-1B — portable bass effects with powerful control and professional tone. Order now to add versatile, stage-ready sound to your rig.