This is a DisplayPort cable that allows you to output videos, movies, audio, videos, photos, and games from your PC laptop to an external display with a Displayport equipped monitor, projector, etc. At 8K resolution (7680 x 4320), it also supports a refresh rate of 60Hz at 4K resolution (3840 x 2160), so it can also be used as a gaming monitor if your PC or display supports 8K 60Hz or 4K 144Hz. By connecting your PC to an external display, you can also convert your workspace to 2 screens with mirroring or dual displays.