55″ | Business/4K/Touch | Touchscreen | Panel IPS | Resolution 3840×2160 | Form factor 16:9 | Refresh rate 60Hz | Brightness 350 | Contrast 1300:1 | Display Matte | Response time 9 ms | Horizontal 178 degrees | Vertical 178 degrees | 3xHDMI | 1xDisplayPort | 1xAudio-Out | 1xRS232 | 3xUSB 3.2 type B | 4xUSB 3.1 | 1xUSB-C | 1xRJ45 | Speakers | 400 mm x 300 mm | Kensington lock | Colour Black