Koss headphones give you crisp clear signals, solid dependable performance while eliminating outside noise. Padded ear cups give you all-day comfort. Comes with adjustable headband and curly cable for flexible length.

Part#: 178849 Specs: Frequency response: 15-25,000 Hz Impedance: 60 ohms Sensitivity: 103 dB SPL/1mW Features: Headband: Flexible headband lets you choose over-the-head or behind-the-head style Contents: On Ear headphones with foam ear cushions Carrying case with drawstring Straight, dual entry 4 foot cord Warranty: Limited Lifetime Warranty Overall: The Koss Sporta Pro are the perfect headphones for an active listener who needs to move from the living room to boardroom to locker room without missing a beat. Combining the sound reproduction of the Koss Porta Pro with a unique design that allows over-the-head or behind-the-head wearing, the Sporta Pro won?t interfere with hats or hairstyles ? a prime portable headphone. With Mylar elements ensuring accurate sound reproduction and... Less

Koss Cobalt Bluetooth HeadphonesCutting -edge Bluetooth technology enables hands-free, cord-free listeningBehind- the-head design for maximum comfortVolume control and mute switchUp to 8 hour of playback life with rechargeable embedded lithium-ion batteryCollapsibl e design for protective storageProvides a 30-foot range, you can move freely while taking a call, or listening to your favorite music or movies.The Cobalt package includes the stereophone, audio transmitter, USB audio dongle, USB charging cable, AC charging adapter, and audio extension cable.

Closed leatherette ear cushions for maximum isolation

Top Of The Line Headphone. Hear The Oldest Deepest Coins, Jewelry, Relics & Nuggets!

Koss UR29 Collapsible Stereophone - 3.5mm (1/8") Plug - 6.3 mm (¼") Adapter - Koss Lifetime Warranty.Koss UR29 is a Collapsible Stereophone. The UR29 Stereophone delivers bass-enhanced high quality sound in a sturdy package suitable for DJs and listeners on the go. Dynamic elements, constructed from 1.4 mil mylar for enhanced rigidity, minimize mechanical distortion and yield a full frequency response from 18-20,000 Hz. Anisotropic ferrite magnets enable the UR29 to deliver great volume, even with low-voltage portable devices. Oxygen-free copper voice coils improve signal transmission and conduction for cleaner, clearer sound. Closed leatherette earcushions seal comfortably around the ears, improving bass performance and blocking outside noise. Closed cushions also prevent sound from... Less

Lightweight on ear stereophones that deliver deep bass and a wide frequenc response. Soft and comfortable ear cushions. RUK 40 Color Options To view RUK 40 (Color : Blue) - click here To view RUK 40 (Color : Red) - click here Key features Lightweight Dynamic elements deliver deep bass and a wide frequency response Pivoting ear plates Ear cushions: Supra‐aural Pressure Sealed Vinyl Leatherette Specs Frequency response: 20-25,000 Hz Impedance: 36 ohms Sensitivity: 98 dB SPL Distortion:

Part#: 179615 Specs: Frequency response: 20-20,000 Hz Impedance: 32 ohms Sensitivity: 100 dB SPL Features: Sound: Active Noise Reduction (ANR) headphone system reduces harmful and annoying low frequency sounds in noisy environments Volume: In-line volume control Cord: Unplugs for wire-free passive and active noise cancellation Structure: Fully collapsible Structure: Extra-soft, padded headband Contents: Headphones with closed leatherette ear cushion for added passive noise reduction Carrying case Straight, single entry 4 foot cord Warranty: Limited Lifetime Warranty Overall: QZ900 headphones are the latest addition to the Koss Quiet Zone line and add a new level of noise reduction, performance, and comfort. The electronics package inside each ear cup is designed to monitor outside... Less

The new Koss Noise Reduction headphone was designed for treasure hunters who operate their detectors in very noisy environments like oceans, city parks or any area that the outside noise is at a high level. Koss has designed this headset with a very good PASSIVE NOISE REDUCTION SYSTEM. Its this passive system that enables these phones to cloak over 90% of all outside noise. This headphone is very well made and will last for many years (so well made that Koss offers their lifetime warranty). This is one high quality set of headphones.

Product Features:Over Ear HeadphonesClosed- back Acoustic Principle Virtually Eliminates Environmental NoiseLightweight With Adjustable Headband For A Precise Fit With Minimal User FatigueLarge Dynamic Drivers For Accurate Reproduction Of Bass And Treble FrequenciesComfor tably Padded Earcups For Superior Noise Isolation3.5mm (1/8in) Stereo Mini Jacktechnical Specifications: Frequency Response: 16-22,000 HzImpedance: 60 OhmsSensitivity: 101 DbCord Length: Coiled 8' Authorized Internet Dealer1 Year Manufacturer's Warranty

Part#: 176851 Specs: Frequency response: 40-20,000 Hz Impedance: 32 ohms Sensitivity: 90 dB SPL/1mW Battery time: Approx. 30 hours of continuous play using batteries. The headphones will work without batteries, but not feature noise canceling. Features: Sound: Noise canceling technology Sound: Employs both passive and active noise reduction (ANR) technology Structure: Fully collapsible Structure: Extra-soft, padded headband Contents: Headphones with soft vinyl closed ear cushions Straight, single entry 4 foot cord Warranty: Limited Lifetime Warranty Overall: Packing the one-two punch of passive and active noise reduction (ANR), the Koss Quiet Zone QZ PRO headphones are the noise cancelling headphones of choice for music lovers. Their comfort and collapsibility ? not to mention sound... Less

Lightweight on ear stereophones that deliver deep bass and a wide frequenc response. Soft and comfortable ear cushions. RUK 40 Color Options To view RUK 40 (Color : Silver) - click here To view RUK 40 (Color : Blue) - click here Key features Lightweight Dynamic elements deliver deep bass and a wide frequency response Pivoting ear plates Ear cushions: Supra‐aural Pressure Sealed Vinyl Leatherette Specs Frequency response: 20-25,000 Hz Impedance: 36 ohms Sensitivity: 98 dB SPL Distortion:

TheSkyBlu on eBay.com - Consumer Electronics - Car Audio In-Dash Stereos, Mobile/Marine Radio, Home Theater A/V Receivers, Outdoor, Home and Garden More - Free Shipping on Most Orders! --CLICK FOR SHIPPING UPDATES/ALERTS T.S.B. eBay Support | All Items | Add to Favorites About Us | HOME A/V Televisions LCD TV 18 inch or less LCD TV 19 to 29 inch LCD TV 30 to 45 inch LED TVs Plasma TV Antennas DVD Blu-Ray Players DVD Players Blu-Ray Players Portable DVDs DVR DVD/VCR Combos DVD Recorders Home Aud

Part#: 178336 Compatibility: Apple iPhones, other smartphones with a 3.5 mm jack Specs: Frequency response: 10-20,000 Hz Impedance: 16 ohms Sensitivity: 112 dB SPL Features: Microphone: In-line microphone Talk: Push to talk button Contents: In Ear headphones with slow memory ear cushions Extra memory cushions Carrying case Straight, single entry 4 foot cord Warranty: Limited Lifetime Warranty Overall: Connect to your smartphone in a new way with Koss iSpark, the latest in high fidelity in-ear headphones. Enhance your musical experience with the iSpark's incredible bass response. The unique in-ear headphone design directs sound into the ear canal for deep bass and extended frequency performance. With iSpark's slow memory ear cushions, you are guaranteed a great sound and a tailored... Less

The Koss Race Tracker Sports headphones features dual mount, rigid and flexible occipital lead. It is a device designed specifically for street Racer and other extreme sports and has a very solid construction and unique design. The passive noise reduction system allows for the highest noise isolation.

Koss Porta Pro headphones high quality sound set sound performance and comfort standards for portable personal listening worldwide when first introduced in 1984. Since then, to the delight of devout Porta Pro enthusiasts, Koss has preserved the original design and performance that made the Porta Pro a portable music icon.Designed for those with refined musical taste, the lightweight Koss Porta Pro headphones continue to be the most requested headphone on koss.com. Constructed from Mylar, the elements are extremely rigid, minimizing mechanical distortion and ensuring exceedingly accurate sound reproduction. Koss Porta Pros feature dynamic elements that deliver exceptionally rich, deep bass, and a remarkably wide frequency response to capture every nuance in your favorite movie or musical... Less

Part#: 178097 Specs: Frequency response: 18-22,000 Hz Impedance: 36 ohms Sensitivity: 100.0 dB SPL Features: Sound: Studio quality Sound: Closed ear cups for vivid bass tones Structure: Padded sling with metal headband Structure: Swiveling ear cups Contents: Heaphones with lightweight ear foam Straight, dual entry 4 foot cord Warranty: Limited Lifetime Warranty Overall:Slipping into a set of lightweight, professional headphones like the Koss UR55 studio headphones is like listening to a live musical performance at a spacious outdoor venue. These high velocity headphones feature open-screen ear cups that deliver great sound, lasting comfort, and impressive air circulation. Designed to deliver equal parts sound quality and comfort, Koss UR55s bump with massive bass while their... Less

Lightweight on ear stereophones that deliver deep bass and a wide frequenc response. Soft and comfortable ear cushions. RUK 40 Color Options To view RUK 40 (Color : Silver) - click here To view RUK 40 (Color : Red) - click here Key features Lightweight Dynamic elements deliver deep bass and a wide frequency response Pivoting ear plates Ear cushions: Supra‐aural Pressure Sealed Vinyl Leatherette Specs Frequency response: 20-25,000 Hz Impedance: 36 ohms Sensitivity: 98 dB SPL Distortion:

KOSS-HEADPHONES KOSS INFRARED CORDLESS HDPHONES Main Features Manufacturer: Koss Corporation Manufacturer Part Number: HB70 05 Manufacturer Website Address: www.koss.com Brand Name: Koss Product Model: HB70 Product Name: HB70 Infrared Headphone Marketing Information: The HB70 Infrared (line of sight) Stereophone system consists of a single channel wireless headphone and a compact infrared transmitter. Incorporating infrared technology, the HB70 is ideal for home audio, video and computer use. The transmitter connects to most home systems through a 3.5mm headphone jack or audio output. Utilizing infrared (IR) technology, it transmits an invisible, infrared signal to the headphone which then reproduces the audio signal. Unlike conventional wireless systems the HB70 is relatively small and... Less

Part# 182973, 182981, 182999: Features: Lightweight Dynamic elements deliver deep bass and a wide frequency response Pivoting ear plates Ear cushions: Supra‐aural Pressure Sealed Vinyl Leatherette Specs: Frequency response: 20-25,000 Hz Impedance: 36 ohms Sensitivity: 98 dB SPL Distortion:

Koss Porta Pro Classic Portable On-Ear Headphones Black / Silver

The UR 29 Collapsible Monitoring Headphones provide deep bass and treble clarity in a convenient, collapsible design. These high-fidelity, stereophonic headphones come with soft, leatherette ear cushions that provide both comfort and isolation of sound. The adjustable headband fits most head sizes, and an eight-foot power cord lets you easily reach nearby materials. Compatible with PC and Mac computers.

The Koss® SB45 Communication Headset delivers a full range of sound that enables you to not only hear clearly, but also speak clearly.

The Koss JR900 stereophone system operates on a 900MHz radio frequency band, one of the highest power bands available for cordless stereophones available on the market. The JR900 consists of a high quality, Battery operated stereophone, the RF transmitter, and an AC adapter. Utilizing a radio signal, the JR900 allows the listener to move freely from room to room and outdoors without the need for additional transmitters or experiencing signal breakup. The signal can be transmitted through walls, ceilings, and floors and is not affected by bright sunlight. Listeners can roam freely over 70,000 square feet within the signal. Finish cleaning the attic while keeping an ear on your favorite soap operas. Work out in the garden or garage while Tuning into the Sunday afternoon football games. Or... Less

Koss iSpark Stereo Earset - Wired Connectivity - Stereo - Earbud - BlackSpecificatio ns:Product Type: EarsetEarpiece Type: BinauralMinimum Frequency Response: 10 HzMaximum Frequency Response: 20 kHzColor: BlackConnectivity Technology: WiredBrand Name: KossForm Factor: OpenWireless Technology: Not ApplicableSound Mode: StereoHost Interface: Mini-phoneCable Length: 48"Product Type: EarsetEarpiece Design: EarbudEarpiece Type: BinauralMinimum Frequency Response: 10 HzMaximum Frequency Response: 20 kHzMicrophone Design: On-cableColor: BlackConnectivity Technology: WiredBrand Name: KossForm Factor: OpenManufacturer: Koss CorporationProduc t Name: iSpark Stereo EarsetWireless Technology: Not ApplicableSound Mode: StereoHost Interface: Mini-phoneCable Length: 48"Standard Warranty: Lifetime... Less

The Koss Sporta Pro are the perfect headphones for an active listener who needs to move from the living room to boardroom to locker room without missing a beat. Combining the sound reproduction of the Koss Porta Pro with a unique design that allows over-the-head or behind-the-head wearing, the Sporta Pro won?t interfere with hats or hairstyles ? a prime portable headphone. With Mylar elements ensuring accurate sound reproduction and minimal mechanical distortion, Koss Sporta Pros are a lightweight headphones that also feature computer- optimized rare-earth magnet structures (neodymium, iron and boron), which deliver uncommon sound clarity no matter what volume you listen at ? even with low-voltage DVD and MP3 players. The Sporta Pro?s comfortable ear cushions allow you to stay in... Less

QZ900 headphones are the latest addition to the Koss Quiet Zone line and add a new level of noise reduction, performance, and comfort. The electronics package inside each ear cup is designed to monitor outside noise received through specifically mounted microphones in each ear cup. Once this incoming noise can be analyzed, the Koss QZ900 circuit introduces a sound wave that is 180 degrees out of phase with the incoming signal. The result is what Koss engineers term "zero earth" at the point of the eardrum. Most low frequency distractions from airplanes, lawn mowers, fans or even office hum will be dramatically reduced by these noise canceling headphones. Koss QZ900 noise cancelling headphones will create less reason to turn up volume and overdrive the tiny amplifier in your portable... Less

Hold mouse over image to enlarge MFG Part#: 176075 SKU: 511595 Condition: New Koss Everywear Solo Stereophone - Great Sound Meets Lightweight Comfort. The Solo features contemporary styling and a simple design. At just over six ounces, these headphone wear comfortably even after hours of listening. The headband is adjustable to ensure a comfortable fit for any head size or shape. The Solo includes a single-entry four-foot cord, perfect for use with portables, Oxygen-free copper voice coils improve signal transmission and conduction for cleaner, clearer sound. A 3.5mm (1/8") plug, L-shaped to minimize cord stress, and a 6.3 mm adapter are included. General Information Manufacturer Koss Corporation Manufacturer Part Number UR21V Manufacturer Website Address www.koss.com Brand Name Koss... Less

Hey fans crank up the team spirit as your are rocking out with these cool New York Yankees Fan Jams Headphones by Koss. These over-ear headphones offer large ear cup speakers to make sure you can hear your tunes at maximum volume and the ear cups are cushioned to ensure a comfortable feel. Not to mention these headphones feature team colors and logo. These headphones are perfect for listening to your jams or relaxing and listening to your team score that victory. Lightweight portable headphones Single entry eight foot cord Adjustable headband for desired comfort Closed leatherette ear cushions Ideal for DJ Use and Lightweight for Portability Dynamic Element for Extended Frequency Response Soft Leatherette cushion for Added Comfort Closed Cushion System for Maximum... Less

Koss' classic portapro Headphone was among the first Headphones designed for portable use. Decades later, Koss introduces the IL-100 as a portable earphone to meet current Mobile necessities. -Koss Porta Pro KTC, the most sophisticated version of the Porta Pro, features a new technological Upgrade which brings listeners closer to the Music they love. Koss Touch Control (KTC) remote and Microphone technology, made for iPhone, iPad and iPod, gives listeners more control in fewer steps. Listeners are now able to stay connected, shuffle song and adjust volume with the flick of a switch. -Koss Porta Pro KTC features the standard setting Sound performance the original Porta Pro established over 25 years ago. Designed for those with refined musical taste, the lightweight Koss Porta Pro KTC does... Less