Cisco TelePresence Quick Set C20 Web Conference Equipment - CMOS - 1920 x 1200 Video - H.323 - Point-to-Point - 85 fps - H.261, H.263, H.263+, H.264, H.239 - G.711, G.722, G.722.1 - 1 x Network (RJ-45) - 1 x HDMI In - 3 x HDMI Out - 1 x DVI In - Audio Line In - Audio Line Out - USB - Gigabit Ethernet - External Microphone(s):