It is legal, you will also will be see keywords suggested by CGT with other companies competing LG, SONY...etc
Or another example...for a bottle with coca-cola keywords suggested will be Fanta, Pepsi...etc ( try, it's free !!!)
or....a real example here (LINK) with Samsung Monitor like you:
https://www.cgtrader.com/3d-models/electronics/computer/samsung-monitor-t27a950-full-hd
Do not forget....CGTrader is not TurboSquid , CGTrader is the best site with 3d products ! ;)