TV Signage | Model UR640S9ZD | 75" | Resolution 3840x2160 | Contrast 1200:1 | 3xHDMI | 1xUSB 2.0 | 1xOptical S/PDIF | 1xStereo jack 3.5mm | 1xHeadphones jack | 1xRJ45 | 2xRF-In | 1xCI Slot | Speakers | 300 mm x 300 mm | Kensington lock