Dunu dn 2002 4 driver hybrid in ear headphones already awarded the hi res audio certification dn 2002 utilizes the dual dynamic dual balance armature configuration soundstage is natural specious and three dimensional bass range is enhanced and deepened by the double bass dual dynamic drivers mid range is full and energetic treble is crisp detailed and well extended all frequencies work in perfect sync and will go particularly well with pop music as well as classical orchestra the use of