RUN 2 CAMERAS ON 1 CABLE: Connect the RJ45 male connectors (sender) to your PoE switch or NVR, and use a cable to link the combiner's other end to the splitter. Finally, attach your cameras to the RJ45 female connectors (receiver). As simple as that! An efficient and cost-effective solution. | EASE NEW CAMERA INSTALLATION: Whether you're looking to expand your existing surveillance system or have purchased multiple cameras simultaneously and want to avoid the hassle of additional wiring, Reolink PoE Combiner & Splitter is here to help. It adapts to your various home security requirements without any hassle. | EFFORTLESS PLUG & PLAY: Designed to seamlessly integrate with Reolink PoE cameras, the RLA-POECS1 ensures a pretty straightforward setup. Just plug it in and play. You can complete the entire process in a matter of minutes, making it simple and convenient. | WATERPROOF & SUITED FOR OUTDOOR USE & 2-YEAR WARRANTY: Featuring waterproof lids, the RLA-POECS1 is resistant to water, making it ideal for outdoor settings. Additionally, backed by a 2-year warranty, customers can rely on Reolink's top-notch after-sales support for peace of mind. | WHAT'S INCLUDED: PoE Combiner x1, PoE Splitter x1, Waterproof Lid x3, Installation Guide x1.