The Plantronics Audio 476 is ideal for Mobile professional, Frequent travelers, Home entertainment, Intermediate to advanced PC users with multimedia PCs and Consumers looking for convenient plug-and-play USB functionality and can be used for Internet calling, voice recognition, Listening to music and podcasts and watching DVDs, Multiplayer games and Internet voice/video conferencingDigital signal processing provides enhanced sound quality in this comfortable, foldable stereo USB headset. A noise-cancelling microphone and wideband acoustic echo cancellation capture a broader range of voice signals for calls that are clearer and more natural sounding. The acoustically tuned equaliser supplies rich, resonant stereo sound and optimises voice response to clearly hear vocal tracks when listening to music, watching a movie or playing a video game. USB plug-and-play connection means there is no software to install. With a comfortable, lightweight fit and easy-to-use inline controls, the .Audio 476 DSP is the perfect headset for on-the-go audio needs.Other key features and benefits are: Intuitive folding design for Perfect for travel, DSP technology for Clearer voice calls and improved audio listening over typical PC audio, DSP enabled echo cancellation provides wideband acoustic echo cancellation for clear calls, Noise-cancelling microphone gives greater accuracy of speech for on line gaming and Internet Telephony applications, 3 button inline controls: volume + / – and mute provide easy access to volume and mute controls, Soft foam ear pads and lightweight materials provide comfortable fit for all-day wearing and Optimised for Skype 4.0 Super Wideband ensures clearer, richer sound that gives the feeling of true 'face to face' conversations.