The Lot of 4 ViewSonic VX2252MH - 22" LED Display Monitors are ideal for gaming with a 2 ms response time and a 60 Hz refresh rate. These monitors offer a maximum resolution of 1920 x 1080 and a contrast ratio of 1000:1. Featuring built-in speakers, anti-glare technology, and a widescreen format, these monitors provide a great viewing experience. They also have VGA D-Sub, DVI-D, and HDMI standard video inputs, making them versatile for various devices. With energy-efficient technology and an A+++ energy star rating, these monitors are not only functional but also environmentally friendly.