Visaton BG17, 165mm (6.5in / 6-1/2in) Paper Cone Fullrange, with 20mm Voice Coil #3017, 8ohm.
16.5 cm (6.5") full-range speaker with tweeter cone.
High efficiency.
Holes for fitting a transformer to magnet or basket (TR 10.16 or TR 6.8) for use in a 100 V-network.
Suitable as full-range unit for vocal or guitar monitors or as a mid-range unit for full-scale or musicians' PA systems.