It's going to be interesting to see what happens when someone quickly figures out how to block the ads - other than at the network level. Seems like it will be very hard to enforce their TOS.
I can imagine a market for businesses with waiting rooms like doctors and dentists that could be quite valuable for targeted advertising. I wouldn't be surprised to see one on the wall of a local takeaway, garage or hair dresser perhaps if they come to this country.
Appears to be an attempt to rebrand a cheap phone and sell it for $200? Looks to be a YINGTAI T22 available for $50 on AliExpress. Glorified drop shipping store.