Koss(r)

• Angled element design creates ideal fit and seal; ideal for active lifestyles;• 9-mm drivers;• Frequency response: 18 Hz to 20 kHz;• Sensitivity: 110 dB;• Bluetooth(R) v4.2 for audio streaming and hands-free phone calls; in-line microphone and remote that controls play/pause, start/stop, volume, answer/end,...

Portable style; Adjustable headband; Frequency response: 60 Hz to 20 kHz; Impedance: 32 ohms; Sensitivity: 95 dB SPL; 3.5 mm plug end; 8 ft. cordWarranty: Limited LifetimeCountry of Origin: China

• Neodymium/iron/boron magnet structures deliver high sensitivity & reduced distortion for premium sound at all volume levels;• Noise-canceling microphone;• Freq resp: 30Hz-20kHz;• 8ft cord;• Limited lifetime warrantyWarranty: LifetimeCountry of Origin: China

• Maximum durability, plastic earcup;• Developed from durable ABS plastic;• Reduces ambient noiseWarranty: Lifetime-limitedCountry of Origin: China

• Wired 3.5-mm earbuds;• 12-mm drivers;• Frequency response: 40 Hz to 20 kHz;• Impedance: 32 ohms;• Sensitivity: 100 dB SPL;• 4-ft. cable with 3.5-mm plug;• Limited lifetime warranty;• BlackWarranty: Lifetime-limitedCountry of Origin: China

• Wired 3.5-mm earbuds;• 12-mm drivers;• Frequency response: 40 Hz to 20 kHz;• Impedance: 32 ohms;• Sensitivity: 100 dB SPL;• 4-ft. cable with 3.5-mm plug;• Limited lifetime warranty;• PinkWarranty: Lifetime-limitedCountry of Origin: China

• Wired 3.5-mm earbuds;• 12-mm drivers;• Frequency response: 40 Hz to 20 kHz;• Impedance: 32 ohms;• Sensitivity: 100 dB SPL;• 4-ft. cable with 3.5-mm plug;• Limited lifetime warranty;• WhiteWarranty: Lifetime-limitedCountry of Origin: China

• Ultralightweight earbuds;• Frequency response: 70 Hz to 20 kHz;• Imp: 32 ohms;• Sensitivity: 90 dB SPL;• L-shaped plug provides flexibility and reliability for active use;• 4 ft., straight, dual-entry cord;• Limited lifetime warranty;• BlackWarranty: LifetimeCountry of Origin: China

• Ultralightweight earbuds;• Frequency response: 70 Hz to 20 kHz;• Imp: 32 ohms;• Sensitivity: 90 dB SPL;• L-shaped plug provides flexibility and reliability for active use;• 4 ft., straight, dual-entry cord;• Limited lifetime warranty;• WhiteWarranty: LifetimeCountry of Origin: China

• 13mm enhanced driver for superior sound quality;• Secure, comfortable fit ;• Inline, 1-touch microphone;• Includes 3 cushion sizes;• Covered under the Koss(R) stereophones limited lifetime warranty;• BlackWarranty: LifetimeCountry of Origin: China

• Wired 3.5-mm earbuds with microphone and in-line remote;• 9-mm drivers;• Frequency response: 18 Hz to 20 kHz;• Impedance: 16 ohms;• Sensitivity: 110 dB SPL;• 4-ft. cable with 3.5-mm plug;• Limited lifetime warranty;• Includes S, M, and L silicone eartips;• PinkWarranty: Lifetime-limitedCountry of Origin:...

? Neodymium/iron/boron magnet structures deliver high sensitivity & reduced distortion for premium sound at all volume levels;? Noise-canceling microphone;? Freq resp: 30Hz-20kHz;? 8ft cord;? Limited lifetime warranty;Condition : This item is brand new, unopened and sealed in its original factory box.

? Foam earpads for open, hear-through sound;? USB plug;? Headset with electret, noise-reduction microphone for hands-free communication from PCs;? Ideal for PC voice applications, interactive gaming & speech recognition;? Dynamic element for extended frequency response;? Adjustable headband for a great fit;? Freq resp: 30Hz-16kHz;?...

? Over-the-head design with an adjustable headband;? In-line push-to-talk microphone;? Maximum portability with a lightweight design;? 4ft cord with a 3.5mm plug;Condition : This item is brand new, unopened and sealed in its original factory box.

? Delivers high-sensitivity & reduced distortion;? Ideal for gamers;? Features anisotropic ferrite magnets;? Freq resp: 18Hz-20kHz;? Oxygen-free copper voice coils improve signal transmission & conduction for a clearer & louder sound;? Closed earcups;? Soft earpads reduce pressure for long-lasting comfort;? Clear Voice Technology(TM) (CVT)...

? Dynamic element positioned just outside the ear;? Soft foam cushion expands for a custom fit to improve isolation and enhance deep bass and treble clarity;? Fit enhances isolation to plug out ambient sounds that interfere with listening experience ;? Frequency response: 10 Hz...

? Dynamic element positioned just outside the ear ;? Soft foam cushion eartip made of hydrophilic-formed urethane expands for a custom fit;? Freq resp: 10Hz-20kHz;? Imp: 16ohm ;? Sensitivity: 112dB/mW;? 4ft, straight, dual-entry cord;? Includes 4 extra eartips;? Limited lifetime warranty;Condition : This item...

? Lightweight on-ear stereo headphones;? Adjustable headband allows for secure fit for any age;? Deep base production coupled with a wide frequency response;? Covered under the Koss(R) stereophones limited lifetime warranty;? Black;Condition : This item is brand new, unopened and sealed in its original...

? Lightweight on-ear stereo headphones;? Adjustable headband allows for secure fit for any age;? Deep base production coupled with a wide frequency response;? Covered under the Koss(R) stereophones limited lifetime warranty;? Blue;Condition : This item is brand new, unopened and sealed in its original...

? Lightweight on-ear stereo headphones;? Adjustable headband allows for secure fit for any age;? Deep base production coupled with a wide frequency response;? Covered under the Koss(R) stereophones limited lifetime warranty;? Green;Condition : This item is brand new, unopened and sealed in its original...