Features: USB card: provides 1000M high-speed and stable networking connection for users who need to transfer data quickly. 4-in1 design: Integrates USB and splitter functions for easy connection of multiple devices at the same time. Multiple Interfaced Support: Includes 3 USB-A 3.0 port Ethernet port, for a variety of devices. High-speed transmission: Supports USB 3.0 and 3.0 port for fast data transmission and charging. Flexible Expansion: Provides additional USB port for connecting peripherals such as mouse, keyboard, and USB drive. Specifications: Item: USB Ethernet Adapter Port: 3XUSB3.0 1xEthernet Port Size：about 85x24x19mm/3.34x0.94x0.75in Connection: USB/TypeC Package Includes: 1PC USB Ethernet Adapter note: Due to the problem of lighting effect and shooting there might be tolerances in product, please understand. Please allow 0-2mm error due to manual measurement.