The BOSS GM - 800 takes guitar synthesis to a new level, offering natural playability and an almost endless creative scope. Powered by the newly developed Serial GK interface and the advanced ZEN - Core engine from Roland's flagship synthesizers, it can produce any sound you can dream of, from acoustic instruments to both classic and modern synths. The high - performance DSP ensures excellent tracking stability and a wide expressive range. With the intuitive Scene workflow, you can freely combine and edit Tones, add a vast array of effects to color your sounds, and discover new content on Roland Cloud. Compact, efficient, and highly versatile, the GM - 800 unlocks unlimited musical potential for your guitar or bass.
Features:
- Next - gen guitar and bass synthesizer with a new Serial GK interface.
- Advanced ZEN - Core sound engine from top - of - the - line Roland synthesizers.
- Natural playing feel and stable tracking due to high - performance DSP.
- Powerful Scene workflow with four Tones and Rhythm.
- Over 1200 Tones and 70 Rhythm sounds in the onboard library.
- Access Sound Packs, Wave Expansions, and legendary Roland instruments on Roland Cloud.
- In - depth editing tools for each Tone, including sound parameters and sensitivity settings.
- 150 user - configurable Scenes, 100 of which have professional ready - to - play sounds.
- Over 90 effect types in each Scene.
- Space - saving design suitable for pedalboards and desktops.
- Serial GK expansion jack to connect with other BOSS guitar synthesizer products.
- Two external control jacks, supporting up to two footswitches or an expression pedal each.
- USB audio/MIDI connectivity and standard MIDI I/O.
- Guitar to MIDI function for playing external MIDI instruments via USB or MIDI cable.
- Can be used as a standalone synthesizer sound module for MIDI keyboards or DAW sound expansion.
- Edit Scenes and organize sounds on your computer using BOSS Tone Studio.
Specifications:
- Sound Generator: ZEN - Core
- Parts: 5 parts (4 Play parts, 1 Rhythm part)
- Tones: 1200 Preset Tone, 700 Drum Kit Preset, 256 Import Tone
- Scenes: 150
- Effects: Part Multi - Effects (1 System per part, 93 Types), Part EQ (1 System per part), Reverb (7 Types), Chorus/Delay (9 Types), Scene MFX 2 (2 System for serial or parallel, 93 Types), Master EQ/Comp
- 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: 1/4 - inch TRS phone type GK In jack (for BGK cable only), 1/4 - inch TRS phone type GK Out jack (for BGK cable only), 1/4 - inch TRS phone type Output (L/Phones) jacks, 1/4 - inch phone type Output (R/Mono) jacks, 1/4 - inch TRS phone type for CTL3, 4/EXP1 jack, CTL5, 6/EXP2 jack, USB B port (supports High - Speed USB, USB Audio, and USB MIDI), USB Memory port, MIDI connectors (In, Out), DC In jack
- External Memory: USB Flash Drive (not included)
- Power Supply: AC Adaptor
- Current Draw: 840 mA
- Included Accessories: AC adaptor (PSB - 1U + AC Cord Set), Quick Start, Leaflet “Using the Unit Safely“, Rubber foot x 4
- Dimensions: 246mm (W) × 134mm (D) × 63mm (H)
- Weight: 1.2kg / 2 lbs 9 oz (excluding AC adaptor)
Using the BOSS GM - 800 is a breeze. First, connect it to your guitar or bass using the appropriate cables through the GK In jack. Plug in the AC adaptor to power it up. You can start exploring the vast sound library right away. Use the Scene workflow to combine and edit Tones according to your musical needs. The Scene Up and Down switches help you navigate through different Scenes.
When using effects, simply adjust the relevant knobs and buttons to get the desired sound. You can also connect external footswitches or an expression pedal to the external control jacks for hands - free operation.
If you want to connect it to a computer, use the USB cable for audio and MIDI connectivity. You can then use BOSS Tone Studio to edit Scenes and organize sounds more conveniently.
For those who want to expand the sound options, connect it to other BOSS guitar synthesizer products via the Serial GK expansion jack. And don't forget to explore the amazing content on Roland Cloud for fresh musical inspiration.
Some important notes: Always use the included AC adaptor to ensure proper power supply. When not in use, turn off the device to save energy. Avoid exposing it to extreme temperatures, humidity, or direct sunlight. Keep it clean by using a soft, dry cloth.
For maintenance, periodically check the cables for any signs of damage. If you need to use an external USB Flash Drive, make sure it's compatible and formatted correctly. With proper use and care, the BOSS GM - 800 will serve you well for a long time.
