Koss

Communication Stereo Headset

CS100 Sterophone, 8ft cord, Stereophone: 30-16,000 Hz, Microphone: 100-16,000 Hz, Stereophone: 32 ohms, (will switch from 159617 to 183533 for part number when packaging changes )

KOSS UR23iK Full Size Over the Ear Headphones with Mic, Black

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...

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.

Koss SB40 Multimedia Stereophone