Dell S2725DC 27" QHD 144Hz USB-C 65W Business Monitor 2560x1440 - IPS Panel - HDMI - DP 1.4 - USB-C 65W - USB Hub - Speakers - Height / Swivel / Tilt Adjustable - 100x100 VESA. . Elevated entertainment. Enjoy your favourite shows with fluid visuals and built-in speakers. The QHD resolution and 1500:1 contrast ratio bring astounding depth and vivid detail, while a 144Hz refresh rate and 1ms Moving Picture Response Time (MPRT) deliver a smooth, tear-free viewing experience.. . See stunning speed and precision in every frame with a high refresh rate, AMD FreeSync™, and 1ms MPRT.. . Hear the audio difference. Immerse yourself in sound with integrated dual 3W speakers delivering a wider range of frequencies.