Samsung Mobile World Congress 2017 

5G technologies:

5G is as fast as gigabit. Samsung is launching their 5G infrastructure and also a 5G router and a partnership with Verizon. 

Tablets:

The Samsung Galaxy Tab S3 is a tablet that has a 9.7 Inch AMOLED screen and supports 4K HDR has some sort of special game mode which blocks notifications. LTE version available. The new wireless keyboard works like the apple one. S-Pen in the box. 

Galaxy Book:

The Samsung Galaxy Book is a windows 2in1 it comes with the S-Pen in the box in 2 sizes 10 and 12 inch the 12 inch has a kaveelake processor. 1080p HDR. No realece date