If you're looking for a good looking TV, that is in 4K then look no further than this Samsung UN48JU6400AFXZA 48-inch 4K TV. It's not a smart TV, but it is a 4K TV that is a pretty decent size. However, for $599, you get more than just the TV. Amazon is calling this the "Home Theater Bundle" and it comes with a surge protector, a Samsung Soundbar, an indoor HDTV antenna, as well as a HDMI cable. So you've got everything you need here to hook up your cable box to your brand new TV. As well as an extra HDMI cable. Not bad at all. The normal price for this bundle is $1,176, so coming in at $599 is a pretty fantastic deal. This is part of Amazon's Cyber Monday sale and it is their deal of the day, so it's likely to go pretty fast. If you're looking to pick this one up, you'll want to do it quickly, before everyone else does.
This is a smart TV, and it does have WiFi built-in. So if you're looking for a TV with WiFi, this certainly does check all of the boxes. It does also have 3 HDMI ports and 2 USB ports.