Overview: Sharp Video, Clear Sound, and Easy Online Photo Swapping DPI settings and macro recording icons are displayed on the mouse to reduce the on-screen interference. Share more Swap and share photos live during a video call Windows Liveâ"¢ call button for use with Windows Live Messenger.Hear moreCrystal-clear audio Built-in unidirectional microphone with acoustic noise cancellation Echo cancellation* See more clearlyVertical metal side buttonsWorld-class VGA optics Auto-adjusts for low-light conditions Pan, tilt, zoom** Always focused*** Fun, Flexible Base Bend, fold and shape the flexible base for the best angle on laptop screens, flat panels and traditional monitors. Customize your main gaming buttons to your preference. System Requirements: Windows Vista® Intel Pentium® 4 2.8 GHz (Pentium Dual-Core 1.8 GHz or higher recommended) 1 GB of RAM (2 GB recommended), 200â?"600 MB Hard Drive or Windows® XP Intel Pentium 4 1.8 GHz (Pentium Dual-Core 1.8 GHz or higher recommended) 256 MB of RAM (500 MB recommended), 400â?"1250 MB Hard Drive300 MB free Sound card with Windows comp