Boss GM-800 Guitar Synthesizer

AC adaptor (PSB-1U + AC Cord Set)
Quick Start
Leaflet “USING THE UNIT SAFELY”
Rubber foot x 4

- Next-generation guitar and bass synthesizer with the newly developed Serial GK interface
- Advanced ZEN-Core sound engine derived from flagship Roland synthesizers
- Natural playing feel and solid tracking stability, realized through high-performance DSP
- Powerful Scene workflow with four Tones plus Rhythm
- Vast onboard sound library with over 1200 Tones and 70 Rhythm sounds
- Explore Sound Packs, Wave Expansions, legendary Roland instruments, and more on Roland Cloud
- Deep editing tools for each Tone, including sound parameters, sensitivity settings, and more
- 150 user-configurable Scenes, including 100 Scenes with professional ready-to-play sounds
- Over 90 total effect types available in each Scene
- Space-saving design flows into every setup, from pedalboard to desktop
- Serial GK expansion jack for connecting to another BOSS guitar synthesizer product
- Two external control jacks, each with support for up to two footswitches or an expression pedal
- USB audio/MIDI connectivity and standard MIDI I/O
- Guitar to MIDI function for playing external MIDI instruments via USB or a MIDI cable
- Also functions as a standalone synthesizer sound module for MIDI keyboard use or DAW sound expansion
- Edit Scenes and organize sounds on your computer with BOSS Tone Studio
- Download and share GM-800 Livesets at BOSS Tone Exchange*
- *For sharing on BOSS Tone Exchange, Scenes in Livesets must be created using the internal GM-800 sounds.

- Weight: 1.480kg
- Height: 390mm
- Width: 192mm
- Depth: 115mm

- Sound Generator
- ZEN-Core
Parts
- 5 parts (Play part: 4, Rhythm part: 1)
Tones
- Preset tone: 1,200 or greater
- Preset Drum Kit: 70 or greater
- Import tone: 256
Scenes
- 150
Effects
- Part Multi-Effects: 1 system (for each part), 93 types
- Part EQ: 1 system (for each part)
- Reverb: 7 types
- Chorus/Delay: 9 types
- Scene MFX: 2 systems (Serial or Parallel selectable), 93 types
- Master EQ / Comp
Nominal Output Level
- OUTPUT (L/PHONES, R/MONO): -10 dBu
Maximum Output Level
- OUTPUT (L/PHONES, R/MONO): +7 dBu
Output Impedance
- OUTPUT (L/PHONES, R/MONO): 44 ohms
Recommended Load Impedance
- OUTPUT (L/PHONES, R/MONO): 10 k ohms or greater (Phones: 44 ohms or greater)
Controls
- SCENE DOWN switch, SCENE UP switch, CTL1--2 switches
- PART1--4 buttons, PART R button, EXIT button, WRITE button, MENU button, PAGE buttons
- 1--4 knobs, SELECT knob, OUTPUT LEVEL knob
Display
- Graphic LCD 256 x 80 dots
Connectors
- GK IN jack: 1/4-inch TRS phone type (for BGK cable only)
- GK OUT jack: 1/4-inch TRS phone type (for BGK cable only)
- OUTPUT (L/PHONES) jacks: 1/4-inch TRS phone type
- OUTPUT (R/MONO) jacks: 1/4-inch phone type
- CTL3, 4/EXP1 jack, CTL5, 6/EXP2 jack: 1/4-inch TRS phone type
- USB COMPUTER port: USB B type (supports High-Speed USB, USB Audio, and USB MIDI)
- USB MEMORY port
- MIDI connectors (IN, OUT)
- DC IN jack
External Memory
- USB Flash drive (sold separately)
Power Supply
- AC adaptor
Current Draw
- 840 mA