Excerpt: In this review we take a look at the Yamaha PSR S910 arranger workstation keyboard. This keyboard sells for about $1,749.99 at leading musical instrument sellers. The Yamaha PSRS910 comes with so many outstanding features, it's certainly worth the price. One feature that immediately stands out in the Yamaha PSR-S910 is the accompaniment styles. If you're looking for a keyboard that allows you to sound fully arranged with little or no setup, you should check out this one.