Alesis Recital - 88-Key Beginner Digital Piano/Keyboard with Full-Size Semi-Weighted Keys, Power Supply, Built-In Speake

88 full-sized, semi-weighted keys with built-in speakers. D batteries required (best with Polaroid D batteries)
Includes Skoove 3-month premium subscription for interactive online piano lessons
Standard, Split, Layer, and Lesson modes with 128 max polyphony
Free-$30 value with included power adapter
System requirements windows 7-32 and 64 bit, 10.8 OS X, usb 2.0 port or higher