Casio ctk - 900 keyboard

The Casio CTK-900 61-Key Portable Keyboard gives you 61 touch-sensitive keys, 824 pristine ZPI tones, 32-note polyphony, and 176 rhythms. IDES software lets you access even more tones, DSP settings, songs, rhythms and more via Casio's website. 242 DSP effects including 16 reverb and 16 chorus, synthesizer function, MIDI I/O, tune and transpose function, backlit LCD, and 4MB Flash ROM. The Casio CTK-900 is powered by 6 "D" size batteries or the included AD-5 AC power supply. Features include: 61 touch-responsive keys, 824 ZPI tones (600 preset/224 user), 4MB Flash, 50 drawbar organ sounds (+100 User), Zpi Sound Source, 32-note polyphony, Split and layer function, Piano Setting function? 242 digital effects, One-touch presets (160 + 16), 4MB Flash ROM, Song memory (5 songs, 6 tracks, realtime recording up to 10,000 notes)3 demo songs, Backlit LCD. Comes with double X stsnd, music rest and a.cc. adapter.