Orders placed after 4PM on weekdays will not ship until the next business day. Orders placed after 11AM Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enjoy Extended Returns thru Feb 1, 2017!
You have until Feb 1, 2017 to return or exchange items purchased between Nov 1, 2016 and Jan 1, 2017. All other standard return policy conditions apply.
Enter new zip code to refresh estimated delivery time.
The Koss CS100 Over-the-Head Stereo Headset boasts a full range of sound. With high noise sensitivity and reduced sound distortion - not to mention hands-free communication via an electret, noise-canceling microphone - you will be able to hear the other party clearly and have your speech understood at the other end.
Whether you employ telephony, voice-activated or voice recognition software - or indulge in computer games with sound cards that feature built-in bias supply* - CS100 headset provides comfortable wear and clear communication.
*Can be used with an external power source if sound card does not have built-in bias supply.