It all depends upon the player. I have heard some incredible sax performances come from an arranger keyboard. I have also heard some really bad ones as well. It's not the fault of the keyboard, but instead, the player.

Good luck,

Gary cool
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)