The answer is YES.
Applies to: All Reolink cameras except for battery-powered cameras and Reolink Lumus
All Reolink IP cameras will come with a CAT5 Ethernet cable in the package.
Our cameras support T-568B connectors and CAT5, CAT6, and CAT7 with 8 PIN Ethernet cables.
You may refer detail here: Wiring-Standard-of-Ethernet-Cable
Thus, you can use your own Ethernet cable or any other 3rd party Ethernet Cable which meets the wiring standard of your choice.
Note: The maximum length of the camera supported is 80 meters (264 feet).