 Its two drivers are a 180 mm paper <unk> and a 35 mm soft @-@ domed tweeter . The <unk> 's <unk> , weighing 3 @.@ 7 g , is manufactured from a flat sheet of pressed pulp paper . <unk> , it is formed into conical shape not through moulding or pressure , but by curling and then <unk> the two ends together . Against the black finish of the cabinet , the white bass / mid driver <unk> is a distinctive and iconic feature of the product . 
