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Initially designed for racing radio scanner and metal detector users, the Koss(R) QZ99 Passive Noise Reduction Wired Headphones feature superior isolating capabilities and secure over-the-head headband design. The closed Pneumalite(TM) 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. QZ99 are not only for noise isolation, but also for sound quality. The QZ99 Passive Noise Reduction headphones sport neodymium magnet structures that deliver outstanding clarity and definition. The QZ99 also includes a volume control on the earcup that makes adjusting sound levels a snap, and a stereo/mono in-line switch that extends user flexibility. Sporty and strong with superior sound quality, these passive noise reduction headphones are every audiophile's dream.

Initially designed for racing radio scanner and metal detector users, the Koss(R) QZ99 Passive Noise Reduction Wired Headphones feature superior isolating capabilities and secure over-the-head headband design. The closed Pneumalite(TM) 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. QZ99 are not only for noise isolation, but also for sound quality. The QZ99 Passive Noise Reduction headphones sport neodymium magnet structures that deliver outstanding clarity and definition. The QZ99 also includes a volume control on the earcup that makes adjusting sound levels a snap, and a stereo/mono in-line switch that extends user flexibility. Sporty and strong with superior sound quality, these passive noise reduction headphones are every audiophile's dream.

Well suited for professional DJs seeking sound intensity and bass, the Koss(R) UR20 Full-Size Noise-Isolating Headphones are every bit as well suited for any music lover. Designed to endure the rigors of a recording session, these closed headphones just as easily enhance typical listening sessions. The headphones utilize a neodymium rare earth magnet and 16 micron Mylar(R) elements for deep bass and treble clarity. A flexible headband with sling allows for easy single-sided listening and maximum durability.

Experience crisp clear sound with these Audio-Technica SonicPro headphones. The bass-reflex port produces rich bass sound for an immersive audio experience, while the large 53mm drivers ensure strong mid and low frequencies. These Audio-Technica SonicPro headphones have soft over-the-ear pads and a self-adjusting headband for a perfect, cozy fit during extended use.

Perfect for home studios or emerging audio professionals, the ATH-R30x delivers pro-grade performance with a natural, immersive sound and a wide, detailed soundstage. Its open-back design allows sound to flow naturally, ensuring clear, distortion-free audio, while Audio-Technica’s precise transducer design minimizes extra tuning for an authentic listening experience. An adjustable headband evenly distributes weight for comfort, and soft velour earpads with a breathable design ensure a stress-free fit, even during long sessions. With its combination of clarity, comfort, and professional-quality sound, the ATH-R30x is the perfect entry into the R-Series experience.
| Pros for Koss - 180125 Qz99 Over-ear Headphones, Passive Noise Reduction - Black | |||
|---|---|---|---|
| There were no pros for this product— | There were no pros for this product— | Sound Quality, Comfort, Price, Cord Length, Fit | There were no pros for this product— |
| Cons for Koss - 180125 Qz99 Over-ear Headphones, Passive Noise Reduction - Black | |||
| There were no cons for this product— | There were no cons for this product— | Bass | There were no cons for this product— |
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