via this auction
"THIS IS FOR THE SOFTWARE AND ADAPTER ONLY. NO KEYBOARD IS INCLUDED
1) 256 different sounds already on the disks....but you can also make your own !!
2) Works as a lead synthesizer only....only one key down at a time.However....
3) EXTREMELY RICH 3 VOICE SOUNDS (by 1980's 8 bit standards). Can be used for 3 harmonics or one finger chords. Bell sounds achieved with SID chip "MODULATION"
4) One finger arpeggios can be recorded AND triggered by the end user.
5) 30 PAGE INSTRUCTION MANUAL AND PERSONAL email SUPPORT is INCLUDED. (I am the manufacturer.)"
Videos at the action and previously posted here.