These Pioneer HDJ-2000 top-of-the-range professional DJ headphones offer an exceptional sound output thanksto their 50mm speaker domes. The large frequency response range of 5 to 30,000 Hz, twinned with a sensitivityof 107 decibels, ensures first-rate audio reproduction no matter what you’re listeningto. There’s even a handy Mono/Stereoswitch! The HDJ-2000 headphones arecomfortable to wear with their memory foam ear pads and they can even be foldedfor easy storage and transportation. The HDJ-2000 professional DJ headphones are optimised for usewith Pioneer mixing consoles. They have a 3.5 mm 3P mini jack and come with a6.35 3P adapter.