“Yamaha TX7 Tone Generator FM Expander External Sound Module 80s (AS IS)
Comes as shown and as is. Powers on, lights up, but we are unable to fully test as we do not have the equipment. Selling for parts as we cannot verify full functionality. Does have some signs of wear and tear such as scratches/scuffs. See pictures. Serial- 4392” Click here to visit listing on eBay