It's also important if you are happy (or not) with the way the instrument sounds out of box.

I was very pleased with the Tyros4's sound right away, and editing effects (and effects in styles) have only served to make it sound even better.

Ian
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Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.