Pioneer HDJ-500 DJ HEADPHONES Black (Black) The HDJ-500 DJ headphones adapt the styling and performance cues of Pioneers top-of-the-line HDJ-2000 headphones. The HDJ-500s stylish design is matched with great sound quality providing clear audio reproduction, especially in the critical low and mid frequency ranges that are key for remixing. For maximum flexibility during performances, the HDJ-500 features a rotating arm structure that allows the user to rotate the right earpiece forward and back by as much as 60 degrees. The headphones include two interchangeable cords providing freedom of movement during performances.