4 Pair Cat5e Ethernet Cable Combiner, RJ45 Cable Sharing Kits, 2-in-1 POE Power/Data Adapter for 8 POE Security IP Cameras NVR Surveillance System

【Multifunctional】: Our RJ45 combiner and PoE extender offers two 10/100 Mbps data lines over a single Cat5e/6 cable, perfect for PoE security cameras, injectors, or switches, and ideal for sharing internet connections and providing ethernet extention across two devices. 【Cost-effective Solution】: Featuring an advanced design, this Ethernet doubler and extender connects two switch ports to one combiner, enabling the 2-way splitter to separate signals at the device end, ultimately saving you money and installation time. 【Easy & Secure Connection】: The upgraded version includes a built-in RJ45-female adapter at the splitter end for easy and secure Ethernet cable extension between cameras and devices, streamlining your entire setup process. Waterproof self-fusing insulation butyl tape included. 【Wide Compatibility】: Compatible with all Standard PoE or non-PoE network security surveillance camera/NVR systems and personal devices with 10/100 Mbps internet data speeds. 【Reliable Warranty】: Benefit from our two-year quality warranty, local replacement service, and 7/24 standby technical support for complete peace of mind.