🎧 Elevate your focus with noise-blocking clarity — don’t just listen, experience sound.
The Koss QZ-99 is a wired noise reduction stereophone featuring passive noise isolation with closed Pneumalite™ ear cushions, an 8-foot coiled cord, on-ear volume control, and a stereo/mono switch, designed for clear, distraction-free audio ideal for professional and hobbyist use.
| Controller Type | Wired |
| Control Type | Volume Control |
| Unit Count | 1.0 Count |
| Item Weight | 425 Grams |
| Headphone Folding Features | Over Ear |
| Earpiece Shape | Rounded tip |
| Headphones Ear Placement | On Ear |
| Theme | NA" or "NO |
| Color | Black |
| Wireless Technology | Bluetooth |
| Connectivity Technology | Wired |
| Headphone Jack | 3.5 mm Jack |
| Is Electric | No |
| Number of Power Levels | 1 |
| Antenna Location | Music, Travel |
| Compatible Devices | Laptops, Desktops, Tablets, Cellphones, Music Production Equipment |
| Cable Features | Retractable |
| Additional Features | volume-control |
| Enclosure Material | Metal |
| Specific Uses For Product | Racing, Metal Detecting |
| Frequency Range | 40 Hz - 20 kHz |
| Noise Control | Sound Isolation |
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