Dell Home, via its Member Purchase Program, offers its Dell P4317Q 42.5" 4K IPS LED-Backlit LCD Ultra HD Multi-Client Monitor for $854.99. Coupon code "TENOFF" cuts that to $769.49. With free shipping, that's tied with our mention from five days ago and the lowest price we've seen for a single unit. (It's the best deal now by $131.) This monitor can display up to four independent clients at once and features a 3840x2160 (4K, 2160p) native resolution, two 8-watt speakers, USB 3.0, DisplayPort, mini DisplayPort, and two HDMI inputs. Deal ends October 5 at 8 am ET.