For a beginner the wk 3700 will be fine....
it has some very nice features, for a keyboard at this price point for sure.....good luck.....


Product Description:

The Casio WK3700 gives you everything you love about the WK3200, including Internet Data Expansion, plus some more surprises.Extras include Modulation and Pitch Bend wheels, ideal for live performance; and a floppy drive (plus a Smart Media slot).Other features include a 76 touch sensitive keys, large backlit LCD, 50 drawbar organ sounds, Casio’s Synthesizer function for creating new sounds, 536 tones, 160 rhythms, General Midi compatibility, Line Out, and Casio’s ZPI sound source. The WK3700 may be powered by AC (adapter included), or six “D” cell batteries.
Features:

* 76 Note Workstation Keyboard
* 824 Tones, 232 DSP Effects and 156 Rhythms
* Brand New Tri Element Z Chip Technology
* Larger Internal Memory for Sound Expansion
* Digital DrawBar Organs with Effects
* Built In Floppy Drive as well as Smart Media
* Dedicated Modulation and Pitch Bend Wheels
* 1/4-inch Line Outs on Rear Panel
* 10,000 Note 6 Track Sequencer
* Assignable Modulation/Pitch Bend Wheel
* Panel Access to Drawbar Organs
* Superior Bass Reflex Speaker System
* Smart media Slot for Data Expansion
* AD-12 Power Supply Included
*