koss QZ-99 Noise Reduction Headphones User Manual

koss QZ-99 Noise Reduction Headphones

DESCRIPTION

The KOSS QZ99 Passive Noise-Reducing Over-Ear Headphones are skillfully crafted to create an immersive listening experience by minimizing external distractions. Engineered with Pneumalite™ ear cushions and a secure headband, these headphones provide passive sound isolation, allowing users to enjoy audio without interference from the surrounding environment. Conveniently placed on the ear cup, the volume control ensures maximum ease of use.

The Koss QZ99 headset functions as a passive noise-reduction stereophone system, effectively isolating the listener from ambient sounds and enabling focused listening to the intended audio signal. Particularly well-suited for applications such as racing scanners and metal detectors, it features a volume control on the ear cup for effortless level adjustment. The inclusion of a stereo/mono switch adds further flexibility, while the single-entry, 8-foot coiled cord enhances convenience.

Developed with advancements in materials and design, these headphones exemplify Koss’ commitment to pushing the boundaries of stereophones’ performance. The frequency response spans from 40 to 20,000 Hz, ensuring a dynamic range of audio. The Koss QZ99 is a testament to the innovative combination of existing and new technologies, resulting in a product that meets the highest standards for exciting and immersive audio experiences.

SPECIFICATIONS

• Brand: Koss
• Model Name: Noise-Cancelling-Feature
• Color: Black
• Form Factor: Over-Ear
• Connectivity Technology: Wired
• Model Number: QZ-99

WHAT’S IN THE BOX

• Headphones
• User Manual

FEATURES

• Passive Noise Isolation: Efficiently blocks out ambient noise, providing an immersive audio experience.
• Pneumalite™ Technology Ear Pads: Engineered with advanced Pneumalite™ technology, ensuring prolonged comfort during extended use.
• Secure Headband Design: Crafted with an extra-secure headband, ensuring stability and a secure fit.
• Volume Adjustment on Ear Cup: Conveniently placed volume control on the ear cup for easy adjustment.
• Switch Between Stereo and Mono: Enhances flexibility with a switch for seamless toggling between stereo and mono audio modes.
• Tailored for Specific Applications: Specifically designed for use with racing scanners and metal detectors, catering to diverse needs.
• 8-Foot Coiled Cord with Single Entry: Features a practical 8-foot coiled cord with a single entry for convenient and flexible movement.
• Wide Audio Range: Offers a broad frequency response ranging from 40 to 20,000 Hz for a dynamic audio experience.
• Durable Build Quality: Constructed for durability, ensuring a prolonged lifespan and consistent performance.
• Immersive Audio Quality: Delivers a focused and clear audio experience, emphasizing the intended audio signals.

HOW TO USE

• Connection to Audio Source: Establish a connection between the headphones and the audio source using the provided cord.
• Headband Adjustment: Adjust the headband for a comfortable and secure fit.
• Placement of Ear Cushions: Position the Pneumalite™ ear cushions for optimal comfort and effective noise reduction.
• Power On/Off: Power on the headphones and manipulate the volume controls located on the ear cup.
• Switching Audio Modes: Utilize the stereo/mono switch to seamlessly switch between audio modes as required.
• Application-Specific Usage: Employ headphones for specific applications such as racing scanners and metal detectors.
• Management of Coiled Cord: Effectively manage the single-entry, 8-foot coiled cord for ease of movement.

MAINTENANCE

• Cleaning of Ear Cushions: Regularly clean the Pneumalite™ ear cushions to maintain hygiene and comfort.
• Headband Inspection: Periodically inspect the headband for signs of wear or damage.
• Cord Maintenance: Ensure proper maintenance of the coiled cord to prevent tangling and potential damage.

PRECAUTIONS

• Avoiding Exposure to Liquids: Prevent exposure to liquids to safeguard against potential damage.
• Handle with Care: Exercise gentle handling to prevent physical damage.
• Appropriate Storage: Store the headphones in a secure and dust-free environment when not in use.

TROUBLESHOOTING

• Addressing Power Concerns: Examine the power source and ensure the headphones are correctly powered.
• Resolving Volume Control Issues: Investigate and adjust the volume controls to address any related problems.
• Dealing with Audio Quality Issues: Ensure proper connectivity and assess the audio source for potential problems.
• Enhancing Ear Cushion Comfort: Adjust the positioning of the Pneumalite™ ear cushions for improved comfort.
• Checking Cord Connectivity: Inspect the cord for signs of damage and ensure a secure connection.
• Stereo/Mono Switch Troubles: Verify and manipulate the stereo/mono switch to address any functionality issues.
• Confirming Compatibility: Ensure compatibility with the audio source and intended application for optimal performance.
• Headband Stability Check: Inspect the headband for stability and make adjustments if necessary.
• Maintaining Ear Cushions: Regularly clean the Pneumalite™ ear cushions to mitigate hygiene-related concerns.
• Seeking Support: If challenges persist, contact Koss customer support for further assistance.

WARRANTY

We are committed to bringing the finest in personal listening to each and every one of our customers. If we can ever be of service, please do not hesitate to call us at 1-800-USA-KOSS (U.S., Canada & Mexico only). Or contact us through the web at WWW.KOSS.COM. 4129 North Port Washington Ave. Milwaukee, WI 53212-1052 USA 1-800-USA-KOSS · www.koss.com

FREQUENTLY ASKED QUESTIONS

What are the Koss QZ-99 Noise Reduction Headphones?

The Koss QZ-99 Noise Reduction Headphones are over-ear headphones designed to provide noise reduction for an immersive audio experience. They are suitable for use in various environments where reducing external noise is desired.

How does the noise reduction feature work on the QZ-99 headphones?

The Koss QZ-99 headphones utilize active noise reduction technology to minimize ambient noise. The headphones have built-in microphones that pick up external sounds and generate anti-noise signals to cancel out unwanted noise, providing a quieter listening experience.

What types of audio devices are compatible with the QZ-99 headphones?

The Koss QZ-99 headphones are compatible with a variety of audio devices, including smartphones, tablets, MP3 players, and audio interfaces. They often come with a standard 3.5mm audio jack for easy connectivity.

Can I use the QZ-99 headphones for gaming?

Yes, the Koss QZ-99 headphones can be used for gaming. Their over-ear design and noise reduction feature make them suitable for an immersive gaming experience by minimizing background noise and enhancing audio clarity.

Are the ear cups on the QZ-99 headphones adjustable?

Yes, the ear cups on the Koss QZ-99 headphones are typically adjustable. The adjustable feature allows users to find a comfortable fit and ensures that the headphones securely cover the ears for effective noise reduction.

What is the frequency response range of the QZ-99 headphones?

The frequency response range of the Koss QZ-99 headphones determines the range of audio frequencies they can reproduce. Check the product specifications for details on the frequency response range, providing information on bass, midrange, and treble frequencies.

Do the QZ-99 headphones require batteries for noise reduction?

Yes, the Koss QZ-99 headphones often require batteries for the active noise reduction feature. Check the product specifications for information on the type and number of batteries needed, as well as the expected battery life.

Are the QZ-99 headphones suitable for use during air travel?

Yes, the Koss QZ-99 headphones are suitable for use during air travel. The noise reduction feature helps minimize the noise from the airplane's engines, providing a more comfortable and enjoyable listening experience.

Do the QZ-99 headphones come with a detachable cable?

The Koss QZ-99 headphones may or may not come with a detachable cable. Check the product specifications to confirm whether the cable is detachable and if there are any additional cable options available.

Can I use the QZ-99 headphones without activating the noise reduction feature?

Yes, the Koss QZ-99 headphones can be used without activating the noise reduction feature. You can use them in a passive mode, enjoying audio playback without relying on the active noise reduction technology.

Are the QZ-99 headphones suitable for studio monitoring?

While the Koss QZ-99 headphones provide noise reduction, they may not be specifically designed for studio monitoring. Studio monitoring headphones typically prioritize accurate audio reproduction. Check product reviews and specifications for insights into their performance in studio settings.

Do the QZ-99 headphones have a foldable design for portability?

The Koss QZ-99 headphones may or may not have a foldable design. Check the product specifications for information on the design and portability features, such as whether they can be folded for easy storage and transportation.

What is the warranty coverage for the QZ-99 headphones?

The warranty for the Koss QZ-99 headphones typically ranges from 1 year to 3 years.

Are replacement ear cushions available for the QZ-99 headphones?

Check the product documentation or manufacturer's website for information on the availability of replacement ear cushions for the Koss QZ-99 headphones. Replacement cushions can help maintain comfort and extend the lifespan of the headphones.

What is the weight of the QZ-99 headphones?

The weight of the Koss QZ-99 headphones is an important factor for comfort, especially during extended use. Check the product specifications for details on the weight of the headphones.

Do the QZ-99 headphones have a built-in microphone for calls?

The Koss QZ-99 headphones may or may not have a built-in microphone for calls. Check the product specifications to confirm whether the headphones include a microphone for hands-free calling functionality.

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