75" UHD, 3,840 X 2,160 (4K UHD),Multi-Touch Point : Max. 40 Points,Input- HDMI (3), Audio, RS-232C, RJ45 (LAN), USB 3.0 Type A (4), USB 2.0 Type A, USB Type C. Output-Audio, Audio Optical (SPDIF), Touch USB (2), RJ45 (LAN),Auto Brightness Sensor, Power Indicator, Local Key Operation, RS-232C Sync (LG RS-232C Command), Screen Share (LG CreateBoard Share), Smart Energy Saving (Energy Saving), Wake on LAN, HDMI-CEC,Conformal Coating (Power Board), Power Protection,Operation Temperature 0C to 40
), AUDIO, RS-232C, RJ45 (LAN), USB 3.0 TYPE A (4), USB 2.0 TYPE A, USB