These Pioneer HDJ-500 top-of-the-range professional DJ headphones offer an exceptional sound output thanksto their 40mm speaker domes. The large frequency response range of 5 to 28,000 Hz, twinned with a sensitivityof 105 decibels, ensures first-rate audio reproduction no matter what you’re listeningto. There’s even a handy Mono/Stereoswitch! The HDJ-500 headphones arecomfortable to wear with their memory-foam ear pads, and they can even be foldedfor easy storage and carrying. The HDJ-500 professional DJ headphones are optimised for usewith Pioneer mixing consoles. They have a 3.5 mm 3P mini jack and come with a6.35 mm 3P adapter.