Final Audio A4000 Comply * If the cable does

* If the cable does not fit on the back of the ear

the 5V power input offers an upgrade path

Compatible with Marshall Monitor 2 BT headphones

A pair of 9mm dynamic drivers punch out powerful JBL Pure Bass Sound

the PM1+ is responsible for the texture and characteristics behind the M’s signature

Final Audio A4000 Comply * If the cable doesThe new staple for this price range, features a newly 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 new development and production facility. The 6mm diameter dynamic driver requires not just new parts, but a total redesign of everything, including the production machinery. Sound design was conducted based on our proprietary sound