Brennenstuhl-style precision: this is a DIGITUS DisplayPort 2 m cable, which is often positioned on the market as a “16K”/next-gen DP 2.1 solution (depending on version and model sub-number).

Technical data (typical 2 m DIGITUS DP version)
Type: DisplayPort → DisplayPort (m/m)
Length: 2 m
Standard: DisplayPort 1.2 / 1.4 or 2.1 (depending on specific model)
Max. resolution:
up to 4K @ 60 Hz (classic versions)
or up to 8K / 16K (DP 2.1 models)
Connection: with locking switch (lock)
Shielding: double / triple shielding
Color: black
Function
connects PC / laptop to monitor or graphics card
provides high bandwidth for video signal
suitable for gaming, CAD, multi-monitor setup
Important note (real technical)

The “16K” label is usually:

DP 2.1 marketing designation, not a practical everyday resolution
actual performance depends on GPU, monitor and DP version
Application
gaming PC / high refresh monitors
workstations (CAD, 3D, video)
4K / 8K display systems
multi-monitor setups