Computer Accessory Sets features: 2 Sets RJ45 Network Signal Splitter Upoe Separation Cable, Style:U-01 4 Crystal Heads Color: we send based on the color or size of the main image of the product page. Quantitywe send based on quantity on title, if there is no quantity in the title, we send based on . 1. Weight: 30g2. Material: copper + PVC3. Dimensions: 2 x 2 x 12.5cm4. Uses: This product is mainly used in places where it is inconvenient to take power to the camera at the monitoring point, where centralized power supply is needed from the main control room to the front end, and also provides control signal or audio signal transmission, saving wiring and simplifying wiring construction5. Interface type: crystal head6. Scope of application: monitoring, network