Yamaha SV-250/255 Control Box Octave & Extended Range Strings Simply strap it snugly around

Simply strap it snugly around the lower bout

the Wolf Forte Secondo is also an outstanding choice for the electric violinist

full performance output intended to connect to a mixing console

3/4 sizes and all violas

The smaller string diameter provides quick bow response

Yamaha SV-250/255 Control Box Octave & Extended Range Strings Simply strap it snugly aroundThis is the Control Box that is included with the Yamaha SV 250 and 255 violins. If you need to replace the box, be sure to also order an extra cable see separate item. This is the Control Box that is included with the Yamaha SV 250 and 255 violins. If you need to replace the box, be sure to also order an extra cable see separate item.