The black Pioneer HDJ-X5 Over-Ear DJ Headphones deliver the precision audio quality and durability professional DJs depend on, and are capable of producing frequencies from 5 Hz to 30 kHz. The HDJ-X5 feature 40mm drivers with copper-clad aluminum wire (CCAW) voice coils. The magnetic circuit is optimized for clear, distortion-free sound and easy monitoring. The bass reflex chamber provides a deep bass response and sound insulation, while the 4-core twisted-structure cable offers remarkable left and right channel separation. Key Features 40mm Drivers Frequency Response: 5 Hz to 30 kHz Solid Left and Right Separation Bass Reflex Chamber for Deep Bass What's in the box 1x Pioneer DJ HDJ-X5 Over-Ear DJ Headphones (Black) 1x 1/4" Stereo Plug Adapter (Threaded) 1x Coiled Cable 1x Carrying Pouch