Sennheiser SH 338 USB Over the Head Monaural Wide Band Headset (504178) - Requires Easy Disconnect Cable

Sennheiser SH 338 IP USB mono headset delivers natural voice with wideband and adjustable microphone boom means you can place it how you would like it to be. Comfortable to wear all day long being lightweight headset. Used for VoIP communication via softphones on PC, MacBook and IP deskphones. Unified communication - Microsoft Lync and Skype ActiveGard technology protects against acoustic shock and sudden sound surges Integrated call control cable with USB connector for connection to PC