Yamaha 'Silent Cello' electric violoncello, model SVC-100, with piezo pick-up for listening through headphones or external loudspeakers, comprising violoncello body, bridge, strings, audio lead, headphones, 2 AA batteries, body rest and instructions (no bow), made by Yamaha Corporation, Japan, 1997-1999. Yamaha 'Silent Cello' electric violoncello 1997-1999