The MT-68 is powered NEC D930G and D931G chips. It can be considered an upgraded version of the Casio MT-100. It is also available with a dark chassis as the MT-65.
Year Released: 1983
Keyboard: 49 mini keys
ROM: 20 sounds, 12 rhythms
Effects: vibrato, delayed vibrato, sustain, reverb
Power Consumption: 2 watts
Dimensions: 633 x 188 x 71 mm
Weight: 2.6 kg
This keyboard has built-in 1-watt mono speaker(s).
Batteries: D x 5
User Demo Videos
Casio MT-68 Manual
Items for Sale on Reverb
Casio MT-68 battery cover (Casiotone) ($20)
Vintage Casio Casiotone MT-68 ($100)