The GM-800 features the newly-developed Serial GK digital interface, which supports guitar/bass input from a Boss GK-5 or GK-5B Divided Pickup and easy linking of multiple GM-800 units. You can also connect with the new Boss VG-800 V-Guitar Processor !
The Boss GM-800 elevates guitar synthesis into a new age of natural playability and boundless creative range. Driven by the newly-developed Serial GK interface, the advanced ZEN-Core sound engine unlocks any sound imaginable — from acoustic instruments to classic and modern synths — while high-performance DSP delivers tracking stability and expressive scope never before possible.
Ultra Compact Composing and Performance Tool with Loop Indicator
Midi to TRS
Powerful dual delay based on the legendary Roland SDE-3000 rackmount digital delay from the '80s!
Two-Track Looper with Premium Sound Quality, Loop FX, 99 Phrase Memories, 57 Rhythms & MIDI
Boss SD-1W Super Overdrive