QuietZone Passive Noise Reduction Headphones With Velcro Head Strap

Passive noise reduction system isolates listener from ambient sound, great for race fans Headstrap, Velcro design provides a secure fit Single-entry, 8 foot coiled cord with 3. 5mm plug Neodymium magnet for outstanding clarity Frequency response: 40Hz-20kHz Includes 1/4 inch adapter plug upc code: 021299141038.