yamaha psr 450

Number of Keys: 61
  Storage Media: Floppy Drive
  Speaker: yes
  Feature: Floppy Drive
  Dimensions: 952 x 387 x 169 mm
  Weight: 8.5 kg
  
  Features at a glance:
  
  61 keys with velocity
  Large multi-function display (backlit)
  493 tones, XG lite
  135 rhythms + Disk Styles
  Music Database
  One-Touch Settings
  Floppy Drive
  Yamaha Education Suite (integrated teaching functions)
  Portable Grand button
  Reverb / Chorus / DSP
  MIDI In / Out
  2-way speaker system
  Bass Reflex System
  2 x 6 Watt