Yes, Samsung Smart Signage displays have got an internal player, so no external device is required. The displays are already designed to run the software. The newest Samsung Smart Signage displays have an internal player based on the Tizen platform.
Have a look at the website: https://displaysolutions.samsung.com/ for the total line-up.
There are displays available who aren't equipped with an internal player. When you would like to use MagicINFO Premium with these devices, then you will need an external device called SBB (Set Back Box). These devices are designed to mount on the back of your Samsung display. Please contact your local hardware distributor for more information.