Image diagonal 71.12 cm (28''). Screen resolution: 3840 x 2160 Pixels. HD type: 4K Ultra HD. Display technology: LED. Led screen. Response time: 1 ms. Contrast ratio: 700:1. Native aspect ratio: 16:9. Angle of vision, horizontal: 170°. Viewing angle, vertical: 160°. VESA assembly. Energy Star certificate. Product color: Black and Silver.