Alienware launches the 27-inch 4K 240Hz QD-OLED AW2725Q monitor with Dolby Vision, burn-in prevention, priced at $900, available globally from March-April.

Learn more Dollar for dollar, Dell's S2721QS ... (3,840 x 2,160) on a 27-inch screen works out to 163 pixels per inch. That's double the pixel density of a 27-inch 1080p monitor, and 50 percent ...