lg 27md5kl-b ultrafine 27" ips lcd 5k uhd monitor (renewed) lg the lg ultrafine display a perfect companion for mac. the 27 inch class 5k ips monitor with macos compatibility. lg ultrafine 5k display, is over 50% bigger than a 4k display in terms of raw pixel count, with 218 ppi can express exceedingly detailed picture and sharp text. so you can experience more clarity and accuracy on a large 5k screen. supporting p3 & 500nits of brightness, lg ultrafine 5k display can express razor-sharp text and life-like images with wide color gamut and range of colors. 27md5kl with thunderbolt 3 can transmit 5k video, audio and data simultaneously as well as charging a device up to 94w with just single connection. this powerful port is fully compatible with thunderbolt 3-enabled mac, usb type-c -enabled mac or ipad pro.