Dell New Alienware 25 Gaming Monitor: AW2518HF. Viewable image size (diagonal) 62.23 cm (24.5 inches). Active display Area (H/V) 543.74 mm (21.41 inches) / 302.62 mm (11.91 inches). Maximum resolution & refresh rate 1920 x 1080, Full HD @ native 240Hz. Aspect ratio 16:9. Pixel pitch 0.2832 mm x 0.2802 mm. Brightness (typical) 400 cd/m. Color gamut(typical) 72% (CIE 1931). Color depth 16.7 million colors. Viewing Angle (H/V) 170/ 160. Response Time( typical) 1 ms (GTG). Panel Technology TN. Backlight LED Edgelight system. Connectivity 1 x DP1.2, 2 x HDMI2.0a, 1x USB3.0 upstream, 4x USB 3.0 downstream with 1 power-charging, 1 x audio line-out jack, 1 x headphone-out jack , VESA mount support (100 mm). Security Kensington lock. AC input/ voltage/frequency/current 100 VAC to 240 VAC / 50 Hz or 60 Hz +3 Hz / 1.5 A (typical). Power consumption( typical) 26W 73W. Power saving(typical) Less than 0.5W