Efficient Networking: This module features a single RJ45 channel and four USB ports for efficient network connectivity and peripheral integration. High-Speed Data Transfer: The USB-to-RJ45 interface provides seamless data transfer, ideal for extending USB connections. Compact Design: The CH339F module features a compact and form factor for easy integration into your existing equipment. Wide Compatibility: The hub is compatible with a wide range of operating systems, ensuring reliable performance across different platforms. Plug-and-Play: No additional drivers required, making setup quick and easy. (The product printed words depending on the batch, but this does not affect use) Color:Black Material:PCB Package Contents: 1 * Hub Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.