24/7 SURVEILLANCE - Designed to be left on all the time for 24hour surveillance monitoring. Amcrest 22 inch monitor adopts upgraded W-LED Improved Visibility, which provide 3000:1 contrast ratio and 16.7M (8bit) Display Color. Full HD 1920x1080 resolution delivers excellent clarity. | ULTRA SLIM DESIGN - The Amcrest computer monitor 22 inch with edgeless design to make the picture more complete when multiple monitors connect. A great choice of business display for desktop, or laptop at home. Dimensions: 19.4 x 1.5 x 11.2 in | 60Hz Refresh Rate - With a 60Hz refresh rate you will receive a smooth picture, 6.5ms, with a 178°/178° viewing angle allows you to get ultra-clear details from any angle for an unfettered viewing experience. This Amcrest monitor is specifically designed for surveillance and intended to be left on 24/7, unlike other standard office/gaming monitors which are only intended be used for a few hours per day | MULTIPLE PORTS - The Amcrest monitor features a micro bezel design, an elegant appearance, and an ultra light base and you can easily connect to multiple devices with the VGA and HDMI port. Compatible with all Amcrest DVRs/NVRs (Not Included, Sold Separately). Includes built in speakers to allow you to listen to your recordings