The Logitech 2 MP Portable Webcam C905 and QuickCam Pro for Notebooks include identical hardware, but the C905 now also includes Logitech Vid video calling software. If your webcam does not include Vid, you can download it below for free Ultra-smooth AutoFocus with Carl Zeiss optics and 2-megapixel resolution for high-clarity video and vibrant photos up to 8-megapixels RightLight2 Technology light correction for the best images, even in dim and backlit conditions Integrated premium microphone with RightSound2 Technology for crystal-clear conversations Notebook clip, desktop stand and travel case for video chats from home, office and on the road