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Koss-qz900.1665954
6.0 out of 10

Koss QZ900

The QZ/900 is the latest addition to the Koss Quiet Zone line an Read more

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Specifications

Feature
Value
Comment
Frequency Response
20 - 20,000Hz
Impedance
32 ohms
Sensitivity
100 dB SPL
Cord
Straight, Single Entry, 4ft
Release Date
First seen
24 March 2009