Koss

Communication Stereo Headset

Maximum durability, plastic earcup<br> Developed from durable ABS plastic<br> Reduces ambient noise<br>Condition : This item is brand new, unopened and sealed in its original factory box.

Titanium-layered diaphragm delivers accurate sound reproduction<br> Adjustable headband<br> In-line volume control<br> Open foam earpads<br> Freq resp: 15Hz-25kHz<br> Imp: 60ohm <br> Sensitivity: 103dB/mW<br> 3.5mm plug<br> 4ft, straight, dual-entry cord<br> Includes 1/4&#34<br> adapter<br> Limited lifetime warranty<br>Condition : This item is brand new, unopened and sealed in...

Noise-isolating in-ear stereo earbuds<br> Soft memory-foam earpads create the perfect custom fit & enhance bass & treble clarity<br> Frequency response performance delivers the full Koss(R) high-fidelity sound<br> Freq resp: 10Hz-20kHz<br> Imp: 16ohm <br> Sensitivity: 112dB SPL<br> 4ft cord with 3.5mm plug<br> White<br>Condition : This...

Leatherette earpads deliver maximum isolation<br> Durable design<br> Dynamic element for extended frequency response<br> Freq resp: 30Hz-20kHz<br> Imp: 32ohm <br> Sensitivity: 97dB <br> 3.5mm plug<br> 8ft cord<br> Black<br>Condition : This item is brand new, unopened and sealed in its original factory box.

Volume control provides convenient level adjustment from headphones<br> Connects to any 3.5mm plug<br> Includes pocket clip<br> Limited lifetime warranty<br>Condition : This item is brand new, unopened and sealed in its original factory box.