The QZ99 Passive Noise-Reducing Over-Ear Headphones from KOSS are designed to make the world disappear. Pneumalite(TM) ear cushions and an extra-secure headband help with passive sound isolation, allowing for listening without outside noise. A volume control is located on the ear cup for maximum ease of use.
The Koss QZ99 headset is a passive noise-reduction stereophone system that isolates the listener from ambient sounds, allowing clear and focused listening of the intended aural signal. Ideal for use with racing scanners and metal detectors, it includes a volume control on the earcup for easy level adjustment, a stereo/mono switch for added flexibility, and a single entry, 8 foot coiled cord.
Passive Noise Reduction Headphones.Connectivity Technology: Wired
Neodymium Magnet Structures Deliver Outstanding Clarity & Definition
Closed Pneumalite(Tm) Ear Cushions & Extra Secure Headband Seal Ears, Eliminate All Ambient Noise
Volume Control On Ear Cup Allows Easy Level Adjustment
Stereo/Mono Switch Extends User Flexibility
Passive noise reduction stereophone system isolates listener from ambient sounds
Volume control on earcup for easy level adjustment
Ideal for use with racing scanners and metal detectors
Stereo/mono switch for added flexibility
Single-entry, 8-foot coiled cord