The transducer of SH 3000 mounts easily directly to the bridge. The volume and tone control unit mounts with "chin rest" style to the violin. Includes a shielded 12' (4m) instrument cable. Easy and quick installation. Violin transducer with volume and tone control, Incl. a 12 foot (4m) shielded instrument cable, Easy installation Diameter pickup: 2.2 cm Measurement tone control unit: length: 4.5 cm; width: 2.2 cm; height: 1.6 cm Violin Transducer SH-3000Regular price: $149.95Sale price: Tell us what you're looking for! Immediate Response!