Six Months With The Boss SY-1 Guitar Synth Pedal.
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Are Guitar Synth Pedals A Gimmick // Boss SY-1
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The Most Inspiring Synth Pedal I've Played - Boss SY200
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Boss SY-200 Guitar Synthesizer Pedal Demo
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Hidden features of the Boss SY-1
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Boss SY-1 guitar synth pedal, quick demo.
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BOSS SY-1 Synthesizer Pedal Demo
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BOSS: SY-1 Synthesizer
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