The Tyros3 will be a while yet...at least another year.
As far as a pro version? Not likely.
Not enough demand for anything with more than 61 keys.
Ian
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Remember to leave good news alone.
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Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.