USB Connectivity : No need to install software, simply connect the headphones via USB-A to your laptop or computer Digital Stereo Sound : Crystal clear audio, ideal for gaming and skyping Noise-Cancelling Qualities : A rotating and noise-cancelling microphone that minimizes background noise for clear calls Lightweight Design : Adjustable headband and mic and soft ear cups for a truly comfortable PC headset Flexible Microphone : Adjustable and easily positioned mic for best voice capture Upgrade to Logitech H390 headset for in-line controls that let you control volume or mute without interrupting calls