As one of its daily deals, Adorama via eBay offers the Samsung 50" 4K WiFi LED-Backlit LCD Ultra HD Smart Television
, model no. UN50JU6500, for $599.99
with free shipping
. That's $50 under our October mention and the lowest total price we've seen. (It's the best deal today by $198.) It features a 3840x2160 native resolution, LED backlight, Bluetooth, 802.11ac wireless, Smart TV apps (YouTube, Netflix, Hulu, etc.), USB, and four HDMI inputs.