USB headset is a simple-to-use, comfortable & a durable choice for conference calls, Web-based training & PC multimedia applications. Inline controls make it simple to answer & end PC calls. Smartly placed indicator lights & helpful audio alerts give call, mute & volume status. The lightweight metal headband provides durability while delivering a comfortable & secure fit while the unique Dynamic EQ feature optimizes sound quality & adjusts settings on the fly, creating outstanding sound for voice, music & multimedia. Enhanced Digital Signal Processing (DSP) provides more natural-sounding voice. Noise-canceling microphone reduces background noise. Blackwire 300 Series USB headset offers simple plug-and-play USB connectivity.