LG TVs have LED screens and sold in the US market have several series. 4,5,6,7,8,9 series. 4 and 5, a series of the most basic functions of TV sets with minimal and mainly with HD resolution screen and no access to the internet, only 5 series models 5800 and 5900 have a LAN port.
6 and 7 Series TVs with Full HD and are the most practical, 7 series has 3D.
8 and 9 series TVs with 4K of the models have 3D.
Below is a comparison chart of LG TVs on the market in the US.
Also, it can be viewed in PDF (see).