Yamaha PSR-EW310 76-Key Portable Keyboard

The PSR-EW310 is a 76-key touch-sensitive portable keyboard aimed at beginners and casual players. It provides 622 voices and uses AWM stereo sampling with 48-note maximum polyphony, plus onboard styles and lesson functions. A 2.5W-per-side amplifier drives dual 12cm speakers, and it offers headphone, aux-in, and USB-to-host connections. Power comes from the included AC adapter or six AA batteries.