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Koss QZ/999 Noise Reduction Stereophones
The Koss(r) QZ/999 noise reduction stereophones utilize a Passive Noise Reduction stereophone system that isolates you from ambient sounds. They have a volume control on earcup for easy level adjustment and can be used when operating racing scanners and metal detectors.
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KOSS QZ900 Active Noise Cancellation Stereo Headphones
Noise-cancelling Headphones reduce unwanted ambient sounds by means of active noise control (ANC). The idea is to reduce acoustic noise from interfering with your listening experience. The Koss QZ900 does this beautifully. -Frequency Response: 20-20,000 Hz-Revolutionary Active Noise Reduction (ANR) stereophones system reduces harmful & annoying low frequency sounds in noisy environments-Closed leatherette ear cushion for added passive noise reduction-Cord unplugs to enjoy passive & active noise cancellation
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Koss Qz-2000 Active Noise Reduction Stereophone System
Quiet Zone 2000 the ultimate in noise reduction stereophone. Never before on the consumer market has there been a noise cancellation stereophone like the Quiet Zone 2000. With the ability to reduce...
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Koss QZ-2000 Active Noise Reduction Stereophone
QZ-2000 Noise Reduction Stereophone features revolutionary Active Noise Reduction (ANR) stereophone system that reduces harmful and annoying low frequency sounds in noisy environments. QZ-2000 includes compact control case and collapsible stereophone for convenient travel and portability. Adjustable headband design provides maximum comfort. The package includes input jack for audio play-through and 2-prong adapter for in-flight use.
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Koss QZ/999 Noise Reduction Stereophones
Features Frequency Response: 40-20,000 Hz Passive Noise Reduction stereophone system Ideal for use with racing scanners and metal detectors Volume control on earcup for easy level adjustment Stereo/Mono switch for added flexibility Single-entry, 8-ft coiled cord Impedance: 60 ohms Weight: 15 oz Sensitivity: 102 dB SPL/1mW Distortion: .3% Cord: coiled, single entry, 8 ft Plug: 3.5 mm/6.4 mm
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Koss QZ-77 Active Noise Reduction Plug System Stereophones
Active Noise Reduction Plug System Stereophones
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Koss Quite Zone QZ PRO Noise Reduction Headphone
Koss QZPRO CANADA Quite Zone QZ PRO Noise Reduction Headphone
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Koss QZ-99 Noise Reduction Stereophone - 134122 134122
Passive Noise Reduction Stereophone: isolates listener from ambient sounds Ideal for use with racing scanners and metal detectors Volume control on earcup for easy level adjustment Stereo/Mono switch for added flexibility Single entry; 8 foot coiled cord Koss QZ-99 Noise Reduction Stereophone - 134122 Isolates listener from ambient sounds - ideal for use with racing scanners and metal detectors Volume control on earcup for easy level adjustment; Stereo/mono switch for added flexibility Single-entry; 8'
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KOSS qz2000 active noise reduction stereophones (retail)
KOSS qz2000 active noise reduction stereophones (retail)
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Active Noise Reduction Headphones
Koss QZ2000 Technology Stereophones have a revolutionary Active Noise Reduction (ANR) stereophone system built right in. It reduces harmful and annoying low frequency sounds in noisy environments. This allows concentration without distractions. Open, hear-through ear cushions are designed to rest comfortably on the ear for longer wearing periods and the headband adjusts for a better fit. The compact control case and collapsible stereophone are portable and perfect for travel. The Koss QZ2000 includes a
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Koss QZPro Active Noise Reduction Stereo Headphones
Koss QZPro Active Noise Reduction Stereo Headphones Koss QZPro Active Noise Reduction Stereo Headphones QZPRO 021299148136 Koss Shipping: » Description Perfect for travel! The Koss Quiet Zone QZ PRO stereophone delivers a winning combination of passiveand active noise reduction (ANR) for music loverswho are looking for a little peace and quiet on the go. Designed with soft, vinyl closed cushionsthat create a seal around the ear, the QZ PRO creates a passive, mechanical seal that reduces ambient noise while
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Koss QZ-2000 Noise Reduction Stereophone
Includes 2-prong adapter for use in airplanes, Reduces noise by more than 15 dB from 40 to 200 Hz, Average of 10 dB reduction from 30 to 1,000 Hz, Open-ear design
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Koss Corporation Noise reduction stereo Headphones
It features a volume control on earcup for easy level adjustment and can be used when operating racing scanners and metal detectors.
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Koss Active Noise Reduction Stereophone System QZ-PRO
reduces harmful and annoying low frequency sounds in noisy environments - ideal for in-flight useclosed leatherette ear cushion for maximum isolation and deep bass performancecollapsib design for portability4 single-entry cordfrequency response: 40hz-20khz
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Noise reduction stereo Headphones
It features a volume control on earcup for easy level adjustment and can be used when operating racing scanners and metal detectors.
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Koss QZ/999 Noise Reduction Stereophones
Features Frequency Response: 40-20,000 Hz Passive Noise Reduction stereophone system Ideal for use with racing scanners and metal detectors Volume control on earcup for easy level adjustment Stereo/Mono switch for added flexibility Single-entry, 8-ft coiled cord Impedance: 60 ohms Weight: 15 oz Sensitivity: 102 dB SPL/1mW Distortion: .3% Cord: coiled, single entry, 8 ft Plug: 3.5 mm/6.4 mm
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Koss QZ/999 Noise Reduction Stereophones
Features Frequency Response: 40-20,000 Hz Passive Noise Reduction stereophone system Ideal for use with racing scanners and metal detectors Volume control on earcup for easy level adjustment Stereo/Mono switch for added flexibility Single-entry, 8-ft coiled cord Impedance: 60 ohms Weight: 15 oz Sensitivity: 102 dB SPL/1mW Distortion: .3% Cord: coiled, single entry, 8 ft Plug: 3.5 mm/6.4 mm
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Koss QZ/999 Noise Reduction Stereophones
Features Frequency Response: 40-20,000 Hz Passive Noise Reduction stereophone system Ideal for use with racing scanners and metal detectors Volume control on earcup for easy level adjustment Stereo/Mono switch for added flexibility Single-entry, 8-ft coiled cord Impedance: 60 ohms Weight: 15 oz Sensitivity: 102 dB SPL/1mW Distortion: .3% Cord: coiled, single entry, 8 ft Plug: 3.5 mm/6.4 mm
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Koss QZ/999 Noise Reduction Stereophones
Features Frequency Response: 40-20,000 Hz Passive Noise Reduction stereophone system Ideal for use with racing scanners and metal detectors Volume control on earcup for easy level adjustment Stereo/Mono switch for added flexibility Single-entry, 8-ft coiled cord Impedance: 60 ohms Weight: 15 oz Sensitivity: 102 dB SPL/1mW Distortion: .3% Cord: coiled, single entry, 8 ft Plug: 3.5 mm/6.4 mm
Find more:
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Koss QZ/999 Noise Reduction Stereophones
Features Frequency Response: 40-20,000 Hz Passive Noise Reduction stereophone system Ideal for use with racing scanners and metal detectors Volume control on earcup for easy level adjustment Stereo/Mono switch for added flexibility Single-entry, 8-ft coiled cord Impedance: 60 ohms Weight: 15 oz Sensitivity: 102 dB SPL/1mW Distortion: .3% Cord: coiled, single entry, 8 ft Plug: 3.5 mm/6.4 mm
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Koss Noise Reduction Headphones
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