27 ” | 3840 x 2160 pixels | 4K Ultra HD | 16:9 | LCD | IPS | 1 ms | Flat | Contrast 1000:1 | Maximum refresh rate 80 Hz | Pixel pitch 0.155 x 0.155 mm | Built-in speaker(s) Yes | 2xHDMI ports quantity | 1xDisplayPorts quantity | Headphone out Yes | VESA Yes