Hi. I do Samsung Galaxy J7 Prime unboxing video. 
Also, i recorded with my Samsung Galaxy S8 with 2K mode. I can record at 4K mode too but, there is 10 minutes recording limits on (software)... So, i recorded at 2K...
Also, i recorded with my Samsung Galaxy S8 with 2K mode. I can record at 4K mode too but, there is 10 minutes recording limits on (software)... So, i recorded at 2K...