Yamaha CX5M Music Computer SFG-05U FM Synthesizer SYK-10 Keyboard 8 Cartridges

via this auction

"CX5M Music Computer with original manual
YK-10 keyboard
SFG-05U FM SOUND SYNTHESIZER UNIT II
YRM-103 DX7 VOICING PROGRAM
YRM-102 DX7 VOICING PROGRAM
YRM-502 FM VOICING PROGRAM II
FB-01 VOICING PROGRAM
YRM-301 MIDI RECORDER CARTRIDGE
YRM-301 MIDI RECORDER CARTRIDGE
YRM-303 MIDI MACRO & MONITOR
YRM-501 FM MUSIC COMPOSER II (box only)
GAR-01 GRAPHIC ARTIST
MU-01 MSX Mouse owners manual (mouse not included)
Original Magazine advertisement clipping"