The R221Q 21.5" 16:9 IPS Monitor from Acer is constructed with an In-Plane Switching (IPS) panel that provides you with wide viewing angles and vivid color reproduction. It has a Full HD 1920 x 1080 resolution that delivers crisp and clear images, and a fast 4 ms response time for lag-free action scenes and gameplay. Combined with a 100,000,000:1 dynamic contrast ratio, 250 cd/m² brightness rating, and support for 16.7 million colors, you'll be able to enjoy immersive colors with darker blacks and brighter bright colors. Additionally, you can connect this monitor to your system via HDMI, DVI, or VGA.