Yamaha

The PSR-E233 features 385 high quality, natural sounding voices.

The PSR-E323 is a touch sensitive instrument that features 482 dynamic, authentic voices, with 361 XGlite voices, 12 drum kits and a sound effect kit.

The PSR-E333 features a touch sensitive keyboard.

The PSR-E423 offers several innovative features.

The PSR-OR700 Arranger Workstation from Yamaha features some very cool content, dedicated "Scale Setting" panel buttons for on-the-fly scale tuning, MegaVoice and Modeling Technology, and USB jack for connecting peripheral storage devices.

The PSR-S710 represents a significant leap forward in the evolution of the Arranger Workstation keyboard.

The accompaniment styles found on the PSR-S910 give keyboard players a quick and easy way to sound fully arranged with little or no setup required.

Volume control. Two beat sounds. Flashing red indicator light can be used in place of sound.