The WK-3000 features 76 full-size keys, is touch sensitive (with on/off), is 32-note polyphonic and MIDI compatible.
The WK-3000 contains several features and functions that are exclusive to Casio including: drawbar organ, digital equalizer (10 types, 4 brands), SmartMedia, registration memory (4 x 8 bank), synthesizer, modulation switch, mixer and an assignable pedal jack.