The CT-660 is a full-sized version of the Casio MT-540. In addition to a 5-octave keyboard, it also has 8 sound effect buttons.
Year Released: 1990
Keyboard: 61 keys
Polyphony: 10 notes
ROM: 30 instruments, 49 percussion sounds, 20 rhythms
Sequencer Memory: 1250 notes
Power Consumption: 7.7 watts
Dimensions: 938 mm x 320 mm x 89 mm
This keyboard is MIDI-enabled.
This keyboard has built-in 6.3 kg-watt stereo speaker(s).
Batteries: D x 6