Shielded RJ45: Female-to-female field installable coupler for connecting two RJ45 cables together. Simply plug directly into a standard modular plug for quick installation without tools. Standards compliance: The CAT6 standard provides performance up to 250 MHz and is backward compatible with CAT5/CAT5E. IP68 rating: Can be used in outdoor conditions - designed to protect RJ45 Ethernet connections. Ideal for external holiday lighting displays, IP security cameras and industrial applications. (Water and Dust Resistant) Stable connection: Waterproof and dustproof ratings meet the requirements of the IP68 standard. Protects network components from moisture and dirt and ensures connection quality. Durable: The RJ45 coupler is made of high quality materials and exquisite craftsmanship, resistant to pressure, impact, high and low temperature, durable and can be used for a long time.