Video / Audio Omni-directional sound and echo cancellation Camera Carl Zeiss Optics with 9 point auto focus Form Factor Desktop / Conference Web Cam Functions Motorized pan, tilt and zoom Integrated full duplex omni-directional speakerphone with 8-foot range On-board H.264 encoding Pan, tilt and zoom, Volume, Audio mute, Answer/Hang up 78-degree field of view 180-degree pan, 55-degree tilt 9-inch extender stem for elevation / eye level camera angle Compatibility: USB video class (camera and H.264), Microsoft Lync, Skype Interface USB 2.0 Management N/A Power N/A Standards and Protocols N/A System Requirements Windows 7, XP, and Mac OS X 10.6 and higher