The BOSS GX-1B delivers professional grade bass tone in an ultra portable effects processor designed for practice, recording, and live performance. Purpose built for bass players, it combines premium bass tuned amps and effects with fast, intuitive operation and exceptional audio quality. Rugged, compact, and powerful, the GX-1B is an ideal all in one solution for beginners and touring professionals alike who demand uncompromising sound wherever they play.

Driven by decades of BOSS bass development, the GX-1B provides inspiring tones for every style, from tight modern punch to warm vintage character, all in a unit that slips easily into a gig bag or case pocket.

Main Features

• Ultra portable bass amp and effects processor with premium BOSS sound
• Authentic tube amp tone and dynamic response using AIRD technology
• High resolution colour display with intuitive effect category buttons
• Exceptional audio quality
  • 24 bit AD conversion
  • 32 bit DA conversion
  • 32 bit floating point processing
  • 48 kHz sampling rate
• 16 expressive bass amplifier types
• Over 130 BOSS effects optimised for bass
• Eight simultaneous effect blocks plus volume pedal and noise suppression
• Gear Suite feature for rapid configuration of amps and effects
• 99 ready to play preset memories and 99 user memories
• Three freely assignable footswitches and expression pedal with toe switch
• Bluetooth connectivity for playing along with music from a mobile device
• USB C audio interface for recording to computers or mobile devices
• BOSS Tone Studio app for macOS, Windows, iOS, and Android
• Download and share Livesets via BOSS Tone Exchange
• Support for loading WAV speaker IRs
• External control jack for up to two footswitches or an expression pedal
• Compatible with wireless control using FS-1-WL and EV-1-WL
• Flexible power options
  • Three AA batteries
  • AC adaptor
  • USB bus power or mobile battery
• Compact and lightweight design for maximum portability

Pro Tones for Every Bassist

The GX-1B captures decades of bass focused sound design in one versatile processor. Explore 16 highly responsive AIRD bass amps paired with over 130 effects from the renowned BOSS library. With adjustable effect order and eight simultaneous blocks plus volume pedal and noise suppressor, it is easy to build custom rigs for different genres and specific songs.

Smooth and Intuitive Operation

Editing sounds on the GX-1B is fast and frustration free. Hexagon shaped effect buttons provide a clear visual layout of sound categories, allowing effects to be switched on and off with a tap or edited in depth with a long press. The unit includes 99 professionally crafted presets, along with space for 99 user patches to store your own creations.

Build Sounds Fast with Gear Suite

Gear Suite introduces a powerful new way to dial in tones quickly. Each amp and effect includes multiple factory tuned Gear Suite settings, enabling you to recall complete, professionally voiced sounds with a simple turn of a knob. Custom favourites can also be saved for instant access to personalised settings.

Performance Freedom

For live use, the GX-1B offers extensive real time control. Assign the onboard footswitches and expression pedal to control effects, parameters, or multiple targets at once. Expand your setup with wired or wireless controllers, and take advantage of flexible power options that allow you to practise and perform anywhere.

Your Everyday Creative Partner

The GX-1B adapts seamlessly to your creative workflow. Connect via Bluetooth or USB to jam with tracks, record directly into a DAW, or practise with online lessons. BOSS Tone Studio enhances your experience with session playback, AB repeat, speed control, built in rhythms, a metronome, and access to BOSS Tone Exchange for fresh inspiration.

Compact, powerful, and designed specifically for bass, the BOSS GX-1B is a dependable creative partner for players at every level.

Outside the UK?

Please note that shipping costs outside the UK are very approximate and can vary radically. Please contact us with your Country and Post/Zip Code for an accurate quote. Many thanks. Please also note if you are outside the UK we will not charge you tax on your purchase but you may be liable for import duty in your country.

Please also note that all our stock is sold for the UK market. If you are buying from outside the UK, please check that it is suitable for use in your country before purchase.