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Koss QZ900 Noise Cancellation Headphone

Koss QZ900 Noise Cancellation Headphone
Brand: Koss
Category: Noise Canceling Headphones
  • Weight: 8 oz
  • Battery life: 50 hours
  • Battery type: (1) AAA
  • Cable length: 48 in
  • Works with noise reduction off: Yes
  • Integrated microphone: No

Our Rating

The overall rating is based on review by our experts

7.6 3.8 1
  • Features 7 / 10
  • Performance 7 / 10
  • Price 8 / 10
  • Quality 8 / 10
  • Support 8 / 10

  • Reduces harmful and annoying low frequency sounds in noisy environments
  • Operates on 1 AAA battery for battery life of 50 hours (Not Included)
  • Cord unplugs to enjoy passive and active noise cancellation wirelessly
  • Folds flat for portability, carrying case included
  • Straight, single entry 4 foot cord with inline volume control
  • Dramatically Reduces Most Low Frequency Distractions From Airplanes, Lawn Mowers, Fans Or Even The Din Of An Office
  • Freq Resp: 20 Hz-20 Khz; Imp: 32_
  • Operates With Or Without Active Noise-Canceling Circuit Engaged

The QZ900, latest addition to the Koss Quiet Zone line – adds a new level of performance and comfort. Designed to monitor outside noise received through specially mounted microphones in each ear cup. Koss QZ900 circuit introduces a sound wave which is 180° out of phase with the incoming signal. The result is “zero earth” at the point of the eardrum and dramatic reduction of most low frequency distractions, resulting in deep rich lows and sparkling highs, noise canceling ability so good you’ll need less volume for greater efficiency and less distortion from overdriving the tiny amplifier in your portable electronics. QZ900 operates with or without active noise canceling circuit engaged. Features a removable cord and an on line volume control and 1 standard AAA battery which provides approximately 50 hours of active noise cancellation.
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Koss QZ900 Noise Cancellation Headphone - Specs


Headphones Specs

  • Weight
    8 oz
  • Cable length
    48 in
  • Battery Type
    (1) AAA

Noise Canceling Headphones Features

  • Works with noise reduction off
  • Integrated microphone
  • Call connect/disconnect control
  • Integrated volume control
  • Integrated player control
  • Detachable cable
  • Monitor function (mute)
  • Noise canceling unit in earpiece
  • Battery Life
    50 hours
  • Low battery indicator
  • Additional features

Headphone Connections

  • Plug type
    Mini (1/8")

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Koss QZ900 Noise Cancellation Headphone - Info & Customer Reviews

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Koss QZ900 Noise Cancellation Headphone - Reviews

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