BOSS - GT-1 - Guitar multi effects Processor Pedal

Ultra-portable and easy to use, the GT-1 delivers pro-level tones everywhere you play. Driven by the powerful BOSS GT-series engine, it gives you access to a huge selection of world-class amps and effects for all types of music. A streamlined interface enables quick and intuitive sound creation, while an assignable control switch and expression pedal provide dynamic real-time effects adjustment. And by connecting to BOSS TONE CENTRAL, you can download free pro patches, editing software, and more. Equally suited for beginners, weekend warriors, and traveling players, the GT-1 packs premium sound in a compact and rugged package.

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Product Details


Sampling Frequency

44.1 kHz

AD Conversion

24 bits + AF method* AF method (Adaptive Focus method) is a proprietary method from Roland & BOSS that vastly improves the signal-to-noise (SN) ratio of the AD and DA converters.

DA Conversion

24 bits


108 types


99 (User) + 99 (Preset)

Phrase Loop

32 sec

Nominal Input Level

INPUT: -10 dBu, AUX IN: -20 dBu

Maximum Input Level

INPUT: +7 dBu, AUX IN: 0 dBu

Input Impedance

INPUT: 1 M ohm, AUX IN: 27 k ohms

Nominal Output Level

OUTPUT (L/MONO, R): -10 dBu, PHONES: -10 dBu

Output Impedance

OUTPUT (L/MONO, R): 1 k ohm, PHONES: 44 ohms

Recommended Load Impedance

OUTPUT (L/MONO, R): 10 k ohms or greater, PHONES: 44 ohms or greater


DOWN switch, UP switch CTL1 switch EASY SELECT button, EASY EDIT button, FX1/COMP button, OD/DS button, PREAMP button, FX2/MOD button, DELAY button, REVERB button, MEMORY EDIT button, EXIT button, ENTER button, MENU button
1 knob, 2 knob, 3 knob
Expression pedal
CTL2, 3/EXP2 jack: 1/4-inch TRS phone type
AUX IN jack: Stereo miniature phone type
DC IN jack
Alkaline battery (AA, LR6) x 4
Expression Pedal: FV-500L, FV-500H, Roland EV-5


Graphic LCD (132 x 32 dots, backlit LCD)


INPUT jack, OUTPUT (L/MONO, R) jacks: 1/4-inch phone type

Power Supply

Alkaline battery (AA, LR6) x 4, AC adaptor (sold separately)

Current Draw

200 mA

Expected battery life under continuous use

Alkaline: Approx. 7 hours * These figures will vary depending on the actual conditions of use.


Owner’s manual Leaflet “USING THE UNIT SAFELY”

Options (sold separately)

AC adaptor: PSA series Footswitch: FS-5U, FS-5L, FS-6, FS-7



305 mm 12-1/16 inches


152 mm 6 inches


56 mm 2-1/4 inches

Maximum height

74 mm 2-15/16 inches

Weight (including battery)

1.3 kg 2 lbs 14 oz