Plantronics .Audio 628 Stereo USB headset is ideal for online calls. Lightweight, easy to wear and remove, it has intuitive in-line volume, mute and call controls so you can answer and end Skype calls right from the headset. Digital Signal Processing technology works with the noise-cancelling microphone to stop echo, reduce noise, boost voice frequencies and deliver crystal clear conversations. That's why it's earned special Skype certification, assuring excellent voice quality. 24-bit Hi-Fi stereo HD sound pumping out of comfy foam ear pads make it a pleasure to use.