What is this?RJ45 waterproof Ethernet connector CAT6 coupler provides straight-through Cat5/Cat5e/Cat6 Ethernet cable connection, widely used in Ethernet connections for electronic equipment, network communications, surveillance cameras, etc.What will I get?RJ45 Panel Mount Coupler, Connector Type: RJ45; Cable Type: Ethernet; Compatible Devices: For Cat6 Cat5e Cat5 Ethernet Cable; Waterproof: IP68; Shell Material: PA66 nylon; The Package Contains: 5 Pack Dual Head RJ45 CouplerAre there any advantages of the product?It has good waterproof performance and meets the requirements of the IP68 standard. It has a solid shell, which is durable and wear-resistant. It can also prevent external electrical interference, ensuring that the network speed will not be affected even after extension, and the signal transmission can be maintained stably.