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Koss QZ900

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  1. User ratingsUser ratingsratings of product added by Productz users
  2. Expert ratingsExpert ratingsexperts ratings from editorial reviews
  3. Consumer ratingsConsumer ratingsratings from the biggest online stores worldwide
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3.7
based on all reviews
User ratings:
5
4.4 out of 5
5 user ratings
5 stars
60 %
4 stars
20 %
3 stars
20 %
2 stars
0 %
1 stars
0 %
Editorial reviews:
1
  2. See more
1 editorial reviews
The Koss QZ900 are comfortable mid-tier heaphones that deliver decent noise isolation and passable but bass-heavy audio reproduction. However, the all-plastic bu...Read more
Read editorial reviews

Pros

  • lightweight
  • comfortable and stable

Cons

  • a bit bulky and don't have a decent control scheme
  • No cherry-picked units sent by brands
  • their sound quality is not the best

Key specs

  • 32 Ω
  • 20, 20000 Hz
  • Closed
  • Stereo
  • Over-Ear
  • Wired
Go to full specs

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Koss
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Koss QZ900 - Technical Overview

PoorAverageGoodExcellent
IconImpedance
32 Ω
Best:
Stax SR-L500
Impedance: 145000 Ω
IconWeight
317.5 g
Best:
Cyber Acoustics ACM-7002
Weight: 0.11 g

Koss - Video Reviews (1)

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Koss QZ900 - Full Specifications

Units:
Icon
Technical details
Sound outputStereo
StyleOver-Ear
Connectivity technologyWired
Headset (integrated/enclosed microphone)yes
Icon
Dimensions
Weight11.2 oz
Icon
Connectivity
Inputs supported3.5mm
Cable length1.2
Type of connector3.5mm
Detachable cableyes
Icon
Power
Battery operatedyes
Battery technologyAlkaline
Battery life50.0 h
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Design
Colour of product
  • Black
  • Black,Silver
Acoustic designClosed
Attachment typeHeadband
CategoryTravel and Commuting
Foldableyes
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Sound
Impedance32.0 Ω
Frequency range20 - 20000
Driver technologyDynamic
Icon
Features
Noise-cancelingyes
ButtonsVolume

Koss QZ900 - Q&A

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Koss QZ900 Koss - Editorial Reviews (1)

2.9
Based on 1 reviews
  • 5
  • 4
  • 3
  • 2
  • 1
Koss QZ900 Koss QZ900 Review
RTINGS.com logo
RTINGS.com
Published: 29.02.2016
Koss QZ900 Review
2.9

The Koss QZ900 are comfortable mid-tier heaphones that deliver decent noise isolation and passable but bass-heavy audio reproduction. However, the all-plastic bu...

By By Sam Vafaei, Ma...
14 minute read

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