This applies to all Network Cameras that have an "M" suffix in the model number.
The M12 connector is a 4 pin connector for mobile or rugged applications.
An M12 to RJ45 adapter cable is available and can be purchased separately.
Part number of EP02-002261A
This connection uses only 4 conductors, Pins 1, 2, 3 and 6 (See picture below) and requires Mode A compatibility
Make sure your PoE injector or Switch is Mode A capable.