Koss(r)

? 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...

? 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;? Violet;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;? White;Condition : This item is brand new, unopened and sealed in its original...

? Secure, comfortable fit ;? 13mm enhanced driver for superior sound quality;? In-line 1-touch microphone;? Includes 3 cushion sizes;? Covered under the Koss(R) stereophones limited lifetime warranty;? Black;Condition : This item is brand new, unopened and sealed in its original factory box.

? Portable earbuds;? 2 pk for easy active listening;? 1 black, 1 white pair of earbuds in each pack;? Freq resp: 60Hz-20kHz ;? Imp: 16ohm ;? Sensitivity: 98dB SPL ;? 3.5mm plug;? 4ft cord;Condition : This item is brand new, unopened and sealed in...

? Ultralightweight earbuds;? Freq resp: 70Hz-20kHz;? Imp: 32ohm ;? Sensitivity: 90dB SPL;? L-shaped plug provides flexibility & reliability for active use;? 4ft, straight, dual-entry cord;? Limited lifetime warranty;? White;Condition : This item is brand new, unopened and sealed in its original factory box.

? Ultralightweight earbuds;? Freq resp: 70Hz-20kHz;? Imp: 32ohm ;? Sensitivity: 90dB SPL;? L-shaped plug provides flexibility & reliability for active use;? 4ft, straight, dual-entry cord;? Limited lifetime warranty;? Black;Condition : This item is brand new, unopened and sealed in its original factory box.

? Volume control provides convenient level adjustment from headphones;? 39 cord;? Connects to any 3.5mm plug ;? 90-day limited warranty;Condition : This item is brand new, unopened and sealed in its original factory box.