Koss ED1TC Stereophone Ideal for schools, libraries and training departments, this stereophone incorporates a plastic ear cushion that allows easy cleaning and maximum durability in multiple user environments. The ED1TC features an adjustable headband and a dynamic element for a full frequency response....

The ESP950 Electrostatic Stereophone System is the pinnacle of audio reproduction. The standard upon which all other stereo headphones can be measured. A professional listening system so distortion free, it literally pushes the limits of the world's most sophisticated instruments that attempt to measure its performance....

Earphone - Form Factor: Open - Product Model: I150 - Connectivity Technology: Wired - Host Interface: Mini-phone - Operating Distance: 4ft - Sound Mode: Stereo - Impedance: 8 Ohm - Standard Warranty: Lifetime Limited - -...

Earphone - Form Factor: Open - Product Model: KEB4 - Color: White - Connectivity Technology: Wired - Host Interface: Mini-phone - Operating Distance: 4ft - Sound Mode: Stereo - -...

The KEB/70 is a high quality aluminum isolation earbud that delivers accurate acoustic reproduction in a compact and comfortable design. The KEB70 features a dynamic element that is positioned just outside the ear for extended frequency response. The KEB70 includes small, medium and large silicone ear...

The QZ900 is the latest addition to the Koss Quiet Zone line and adds a new level of performance and comfort. The electronics package inside each Koss QZ900 is designed to monitor outside noise received through specifically mounted microphones in each ear cup. Once this incoming noise can be analyzed,...

The UR29 Collapsible Headphone 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....

The ultra-light KSC17 headphone delivers high quality sound in a behind-the-neck design that folds into an ultra-compact configuration that tucks neatly into a gym bag, backpack, or briefcase. dynamic elements, constructed from mylar for enhanced rigidity, minimize mechanical distortion and yield a full frequency response from 40-20,000 Hz....

KC25 High Fidelity Stereo Headphone utilizes an anisotropic magnet and 1.4 mil mylar element for deep bass and treble clarity. Closed leatherette ear cushions for maximum isolation and deep bass. Interchangeable slings and pivoting ear cups for a personalized fit....

The Plug features a dynamic element that is positioned just outside the ear and connected to a tubular port structure that is inserted on a soft expandable cushion into the ear canal. The soft foam cushion expands for a custom fit to improve isolation and enhance deep bass and treble clarity. The Plug features special ear cushions made of hydrophilic, formed urethane, for a custom fit each and every time it is inserted into the listener's ear....

Headphone - Connectivity Technology: Wired - Host Interface: Phono - Distortion: <0.01% - Earpiece Sensitivity: 104 dB SPL/1mW - Operating Distance: 4ft - Sound Mode: Stereo - Impedance: 100 Kilo Ohm - Additional Information: - Cord: Straight, Dual Entry - Compatibility: Home Audio, Personal Audio, Studio ...

The SportaPro is the perfect stereo headphone for music lovers who need to move from the boardroom to the locker room without ever missing a beat. Combining the same amazing sound reproduction capability of the Koss Porta Pro with a flexible headband design that permits the listener to wear it on top of or behind the head, the Sporta Pro is the perfect accessory for music lovers on the go....

With its high quality sound performance and enhanced bass, the KHP21v is ideal for listeners seeking headphone with a big sound that wears comfortably and travels light. The KHP21v is equipped with dynamic elements for an extended frequency response from 20-18,000 Hz. Anisotropic ferrite magnets mean the KHP21v can really turn up the volume, even with low-voltage portable devices....

Cable - Conductor: Copper - Product Model: Y88 - -...

Styled to compliment today's popular MP3 players, the KEB7B earbud incorporates a dynamic element that delivers an impressive, full frequency response of 40Hz-20,000Hz. The intra-aural earbud design employs a soft, silicone housing and ear cushion that seals the sound in your ear to clearly reproduce every note of your favorite music....

Styled to compliment today's popular MP3 players, the KEB7G earbud incorporates a dynamic element that delivers an impressive, full frequency response of 40Hz-20,000Hz. The intra-aural earbud design employs a soft, silicone housing and ear cushion that seals the sound in your ear to clearly reproduce every note of your favorite music....

Styled to compliment today's popular MP3 players, the KEB7P earbud incorporates a dynamic element that delivers an impressive, full frequency response of 40Hz-20,000Hz. The intra-aural earbud design employs a soft, silicone housing and ear cushion that seals the sound in your ear to clearly reproduce every note of your favorite music....

Styled to compliment today's popular MP3 players, the KEB7W earbud incorporates a dynamic element that delivers an impressive, full frequency response of 40Hz-20,000Hz. The intra-aural earbud design employs a soft, silicone housing and ear cushion that seals the sound in your ear to clearly reproduce every note of your favorite music....

Ultra-lightweight, the KEB4 is the perfect accessory for portable and replacement users. The KEB4 includes a see-through, compact, wind-up spool carrying case for easy storage and protection when not in use. A 4-foot straight cord and L plug provide flexibility and reliability for active use....

Ultra-lightweight, the KEB4 is the perfect accessory for portable and replacement users. The KEB4 includes a see-through, compact, wind-up spool carrying case for easy storage and protection when not in use. A 4-foot straight cord and L plug provide flexibility and reliability for active use....

The P9 is ideal for listeners on the go looking for a great sound with street-smart style. Equipped with dynamic elements, the P9 delivers an extended frequency response from 40-20,000 Hz. The side-firing design turns the elements to direct sound straight into the ear canal, delivering improved bass performance to get the most out of pop, rock, and rap music....

The KDX200 is a high quality aluminum isolation earbud that delivers accurate acoustic reproduction in a compact and comfortable design. The KDX200 features a dynamic element that is positioned just outside the ear for extended frequency response....

The KEB70 is a high quality aluminum isolation earbud that delivers accurate acoustic reproduction in a compact and comfortable design. The KEB70 features a dynamic element that is positioned just outside the ear for extended frequency response....

The KDX100 earbud is a versatile stereo earphone designed with comfort and sound production in mind. It delivers accurate acoustical reproduction and unbelievable isolation typically found in more expensive, closed-style earphone. The KDX100 features a dynamic element that is positioned just outside...