The Logitech USB Headset H330 delivers clear digital audio for Internet calls, with plug-and-play simplicity on Mac and PC. Its noise-canceling microphone means you won?t have to compete with background noise to be heard. Works with most popular Internet calling applications, including Skype , Yahoo! , Windows Live?, and AIM . But why stop at Internet calls? With stereo sound, your headset is ready for music and movies too. Just rotate the adjustable boom out of the way when you?re not using it. And you can adjust the lightweight headband for just the right fit.