GR-55 Guitar Synthesizer Demo (part 1)

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TU GUITARRA sonando como un piano.

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Roland GR-55 Guitar Synthesizer w/ GK Pickup & Power Supply

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Roland GR-55 Guitar Synthesizer Review - Premier Guitar

Roland GR-55 Tutorial - Backing Up User Patches

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Roland GR-55 Guitar Synthesizer Review - Premier Guitar

Roland Guitar Synthesizer (No Pickup) - Black

Roland GR-55 - Guitar Synthesizer (Black) GR-55S-BK B&H Photo