Final Audio A4000 Earphones (Open Box) headphone USB The headphones are lighter than

The headphones are lighter than they would be otherwise because they don't require screw clamps

Edition 8 Ruthenium incorporates stunning attention to detail in every aspect of headphone design

RCA audio cable (approx

Waterproof

and control

Final Audio A4000 Earphones (Open Box) headphone USB The headphones are lighter thanA4000 The staple for this price range features a great designed driver unit [f Core DU] which realizes astonishingly clear sound For the A4000 to achieve the impossibly high quality sound for this price range requires development and production facility. The 6mm diameter dynamic driver requires not just parts, but a total redesign of everything, including the production machinery. Sound design was conducted based on our proprietary sound evaluation