Fry's Electronics offers the UpStar 28" 4K 2160p LED-Backlit LCD Monitor, model no. M280A1, for $329 with free shipping. That's the lowest total price we could find by $41. It features a 3840x2160 native resolution (four times that of 1080p TVs), LED backlight, two DisplayPort inputs, and HDMI 1.4, HDMI 2.0, and DVI inputs. Deal ends June 27.