Freely combine and edit Tones with the intuitive Scene workflow, color sounds with a huge selection of effects, and explore a universe of fresh content on Roland Cloud. Compact, streamlined, and ultra-versatile, the GM-800 infuses your guitar or bass with unlimited musical potential. Features 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 Specifications 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