Intercoms, Two-Way Radios

Koss SB45 USB Full Size Communication Headsets deliver the full range Sound of Koss allowing you to hear and speak clearly. The Koss Clear Voice Technology, or CVT, allows the SB45 USB noise-reduction microphone to eliminate excessive back ...

Graced with a dynamic element that delivers premium sound at all volume levels, Koss SB40 Full Size Communication Headsets are ideal for gamers who crave deep, sound bass.This model comes equipped with a noise cancelling microphone that el ...

The Koss CS100 USB communication headset boasts a full range of sound that brings every conversation to life. Hands-free communication via an electret, noise cancelling microphone, is combined with high noise sensitivity and reduced sound ...

The Koss CS95 USB communication headset boasts a full range of sound that brings conversations to life. High noise sensitivity and reduced sound distortion, combined with hands-free communication via an electret noise cancelling microphone ...