Koss QZ99
Initially designed for racing radio scanner and metal detector users, the Koss QZ99 Passive Noise Reduction Headphones feature superior isolating capabilities and secure over-the-head headband design. 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.
| Brand | Koss |
| Model | QZ99 |
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| Noise cancelling | |
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| Bluetooth | |
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