Kurzweil SP4-7 76 Note Digital Stage Piano, Semi Weighted Keys, 128 Programs, 64 Split Polyphony, Split Layer, Setup Mode, 24 Bit DSP Technology, Black 76 note, semi weighted action, with velocity sensitive adjustable keys 16 character LCD 64 voice polyphony 128 hand picked programs taken directly from the PC3 line Slender, elegant and easy to lift; small footprint