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Item#: 9SIA00Y43B5528

Koss QZ-99 Technology Stereo Headphone

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  • 40Hz-20KHz
  • 3.5mm/ 6.3mm Connector
  • Coiled, Single Entry, 8ft Cord Length

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  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews

Overview


KOSS QZ99 Passive Noise Reduction Headphones

The Koss QZ99 Passive Noise Reduction headphones were initially designed for racing radio scanner and metal detector users, with its superior isolating capabilities and secure over-the-head headband design. It has since become a favorite for audiophiles who crave the ability to cut out high levels of ambient noise. The 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 closed Pneumalite™ ear cushions and extra-secure headband create a tight seal around the ear eliminating all ambient noise. Durable and built to withstand the rigors of indoor and outdoor use, the Koss QZ99 also includes a volume control on the ear cup that makes adjusting sound levels a snap, and a stereo/mono switch that extends user flexibility. Sporty and strong with superior sound quality, these Passive Noise Reduction headphones are every audiophile’s dream.


Features


  • Neodymium magnet structures deliver outstanding clarity and definition
  • Closed Pneumalite™ ear cushions and extra-secure headband seal ears, eliminate all ambient noise
  • Volume control on ear cup allows easy level adjustment
  • Stereo/mono switch extends user flexibility
  • Includes 8 foot, coiled, single-entry cord with 3.5mm plug and 6.3mm adapter
  • Covered under the Koss Stereophones Limited Lifetime Warranty

Specifications


Frequency Response 40 - 20,000Hz
Impedance 60 Ohms
Sensitivity 102dB SPL/1mW
Cord Coiled, Single Entry, 8 feet with 3.5mm plug


Learn more about the Koss QZ-99

Model

|
Brand
KOSS
Model
QZ-99

Details

|
Type
Noise Cancelling
Color
Black
Frequency Response
40Hz-20KHz
THD
<0.3%
Input Impedance
60 ohms
Sensitivity
102 dB SPL/1mW
Connector
3.5mm/ 6.3mm
Ear Coupling
Circumaural
Cord Length
Coiled, Single Entry, 8ft
Weight
15 oz

Features

|
Features
The Koss Quiet Zone QZ99 stereophone is an extra-durable stereophone that delivers amazing passive noise reduction. Designed initially for use with racing radio scanners and metal detectors, the QZ99 has been a favorite for a wide range of listeners who need to cut high levels of ambient noise.

Built to withstand the rigors of outdoor or indoor use, the QZ99 features both a 3.5 mm and 6.4 mm plug and will connect to most radios and scanners.

The QZ99 features neodymium magnet structures for outstanding clarity and definition.
Closed, Pneumalite ear cushions and extra-secure headband pressure create a complete seal around the ear eliminating all ambient noise from getting through.

A volume control on the ear cup allows for easy level adjustment if the sound source is out of reach. A Stereo/Mono switch extends your user flexibility.
Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
  • Read full details
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Condition Guidelines

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  • New : A brand-new, unused, unopened item in its original packaging, with all original packaging materials included. Original protective wrapping, if any, is intact. Original manufacturer's warranty, if any, still applies, with warranty details included in the listing comments.
  • Refurbished : "Refurbished" products have been tested to ensure compliance with original manufacturer specifications, and MAY include a limited manufacturer warranty - see the item's product page for details.
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  • Used - Like New : All of the instruction booklet or artworks are within the original case and showing no wear and tear. The disc has no visible scratch and in working condition. DLC content may have already been redeemed.
  • Used - Very Good : All of the instruction booklets or artworks are within the original case but showing minimal wear and tear. The disc has light scratches and in working condition. DLC content may have already been redeemed.
  • Used - Good : Either the instruction booklet or the artworks are missing from the original case and showing wear and tear. The disc has light scratches and in working condition. DLC content may have already been redeemed.
  • Used - Acceptable : The instruction booklet and the artworks are missing from the original case and showing wear and tear. The disc has scratches but in working condition. DLC content may have already been redeemed.
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