Webex Webex Board 85S Video Conference Equipment - For Video Conferencing, Meeting Room, Classroom, Audio Conferencing - 3840 x 2160 Video (Live) - H.323, SIP - 4K - H.264 - Opus - 1 x Network (RJ-45) - 1 x HDMI In - Audio Line Out - USB - Gigabit Ethernet - Wireless LAN - Internal Speaker(s) - Internal Microphone(s):