Kurzweil PC88mx Keyboard
Released in 1994.

/////Comes with hard case ////////

Article about it: http://www.soundonsound.com/sos/1995_articles/jan95/kurzweilp
c88.html

In use: http://www.youtube.com/watch?v=mlHaA1KwpOU

Kurzweil PC88 Specifications
Type: Synth/ Master-keyboard/ keyboard/
Synthesis Type: Digital Accoustic simulation
Polyphony:
Max: 64
Typical in use: 16
Multi-timbral (number of parts): 16
Controllers : Sustain-type foot pedal
Effects :
Number of FX units : 2
Number of different effects : 27 at least
Drum Section :
Number of Drum Kits : 12
Number of Drum sounds :
Keyboard :
Number of Keys : 88
Can send on 4 simultaneous MIDI channels
Responds to : velocity, after-touch
Sounds can be split by : velocity, keyboard
Memory :
Patches : 64
Performances : 128
Inputs and Outputs :
Number of Audio Outs (excluding Phones) : 2
Number of Audio Ins : 0
Number of MIDI Outs (excluding Thru) : 1
Number of MIDI Ins : 1

Has scratches over surface.
Comes with no power cable.