Model: EX2780Q Screen Size: 27 inches ~~~~~~~ Panel Type: IPS ~~~~~~~ Resolution: 2K QHD (2560x1440) ~~~~~~~ Refresh Rate: 144Hz Response Time: 5ms ~~~~~~~ Supports HDRi / HDR400 technology for contrasting and realistic colors ~~~~~~~ Built-in Audio System: 2.1 channel professional speakers (two 2W speakers + 5W Subwoofer) with TreVolo technology ~~~~~~~ Additional Technologies: Smart Brightness Sensor (B.I.+) to automatically adjust screen brightness according to room lighting for eye protection. ~~~~~~~ Supports AMD FreeSync Premium technology to prevent frame tearing. Ports: 2x HDMI ~~~~~~~ Starting bid: 600