BOSS Guitar Effect Processor GT 1

BOSS GT-1 Guitar Effects Processor

Flagship COSM Amp Modeling — Powered by BOSS's proprietary Composite Object Sound Modeling engine, covering everything from vintage clean tones to modern high-gain sounds across 108 effect types.
Easy Select & Easy Edit — Browse patches instantly by genre, distortion level, or effect type. Fine-tune Drive, Modulation, and Echo on the fly using the three dedicated hardware knobs.
Built-in Expression Pedal & Footswitches — Three integrated footswitches (Up, Down, assignable CTL1 for tap tempo or solo boost) plus a smooth expression pedal for real-time volume or wah control.
32-Second Onboard Looper — Capture and layer musical phrases with up to 32 seconds of loop recording for live performance or creative practice.
USB Audio Interface — The Type-B USB port connects directly to Mac or Windows, turning the GT-1 into a plug-and-play recording interface for your DAW — no extra hardware needed.
BOSS Tone Studio Integration — Access thousands of free artist patches online and manage your custom presets via the free BOSS Tone Studio software.
Up to 7 Hours on Batteries — Runs fully on 4 AA alkaline batteries, making it one of the most travel-ready multi-effects units available. Also accepts a standard 9V DC adapter.
199 Total Patches — 99 factory presets and 99 user-editable custom patches give you complete flexibility to build and save your own signature tones.

Connectivity:
1/4" Input Jack — Standard mono guitar input for direct connection.
Main Outputs (L/Mono, R) — Dual 1/4" jacks for amplifier, PA system, or studio monitor connection.
Phones Jack (1/8") — Stereo headphone output for silent late-night practice sessions.
Aux In (1/8") — Stereo input for smartphones or media players to jam along with backing tracks.
CTL2, 3 / EXP2 Jack — Supports an external dual footswitch (BOSS FS-6/FS-7) or a second expression pedal for expanded live control.
USB Type-B Port — PC/Mac recording interface and BOSS Tone Studio patch management.