ESP Leather Carrying Case Cushions the Koss QZ99 Passive Noise

the Koss QZ99 Passive Noise Reduction Headphones feature superior isolating capabilities and secure over-the-head headband design

Save on the additional Utility Series USB-C Cord or Utility Bluetooth Adapter by adding them to your cart at checkout

lightweight legendary design as the original

The Koss Plug revolutionized the world of in-ear headphones

The closed Pneumalite™ ear cushions and extra-secure headband create a tight seal around the ear eliminating all ambient noise and are built to withstand the rigors of indoor and outdoor use

ESP Leather Carrying Case Cushions the Koss QZ99 Passive NoiseThe Koss ESP Leather Carrying Case is made of genuine leather, combining a timeless and classic look with maximum durability, portability and storage.