Koss QZ900 specs
General Info
Music
Class:
Yes
Microphone:
Music
20 Hz - 20 kHz
Frequency response:
100 dB/mW
Sensitivity:
32 ohms
Impedance:
Features
4 ft
Cable length:
Yes
Volume control:
Yes
Active Noise Cancelation:
Body
Black
Available color options:
Power
50 hours
Battery time:
US Availability
$249.99
MSRP price :
If you are interested in using our specs commercially, check out our Headphones specs database licensing page.
Filed in: Koss Headphones
Description: The QZ/900 is the latest addition to the Koss Quiet Zone line and adds a new level of performance and comfort. The electronics package inside each Koss QZ/900 is designed to monitor outside noise received through specifically mounted microphones in each ear cup. Once this incoming noise can be analyzed, the Koss QZ/900 circuit introduces a sound wave that is 180 degrees out of phase with the incoming signal. The result is what... read more
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