Adorama via eBay offers the Dell 27" 4K 2160p Ultra HD IPS LED-Backlit LCD Monitor, model no. P2715Q, for $429.99 with free shipping. That's tied with yesterday's expired mention and the lowest total price we could find now by $49. It features a 3840x2160 (4K 2160p) native resolution, LED edge-light backlight, four USB 3.0 ports, and DisplayPort, mini DisplayPort, and HDMI inputs.