USB connection. Skype certified for 720p HD video. Free “Live” software download. Central 3 Lite for free recording of 720p HD videos and taking 8 MP photos. Video capture at 30 frames per second for high quality playback, plus snap shot function. 1280x720 p resolution. Autofocus. Multifunction base and built-in noise-cancelling microphone, etc. Compatibility: Windows 8 (32-64-bit), 7 (32-64-bit), Vista (32-64-bit), XP (SP2) and Mac OS X 10.5 or later.