You can almost smell the dairy air(e) in the KOSS headphones of Wisconsin and on sale we go again, the new condition Koss QZ-99 Noise Reduction Stereophone with its distinctive on-earcup volume control dial is going for the very specific price of $34.15 by Amazon actual, with free shipping, and a maximum of three pairs per customer. This averages 4 out of 5 based on 270+ customer reviews and has 37 answered questions. It has an on-cable Stereo/Mono switch as well. It has a single-entry coiled 8-footer cable. This is passive noise reduction, there’s no ANC or battery/power on these.
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