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Yamaha PSR-640
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[POLL] psr 640

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  • 1 participant
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10 maximum answer(s) Poll end date: 11/22/22
1 Posted on on 09/23/2022 at 05:00 Poll closed
keyboards
Topic [POLL] psr 640
which of the keyboards has most function and better sound quality between psr s550, psr 640 and psr 630? your response will be highly appreciated.