✓[Super Fast Internet Speed] This expansion dock is equipped with an Ethernet access port and supports a 1000/100/10 base LAN network. Simply plug in an Ethernet cable and you can directly enjoy ultra fast Gigabit Ethernet speed and wired connection reliability. There is also a 3.5mm audio that allows you to enjoy your surfing time without disturbing others. ✓[Bidirectional Data Transmission] The laptop multi-port adapter has three USB-A ports and two USB-C ports, which can connect various devices such as mobile phones and tablets, with a transmission speed of 5Gbps without any delay. The expansion dock also comes with an SD/TF read port for data storage, greatly saving computer storage space. ✓[Stable and Fast Charging] During use, charging can be carried out through the PD port. The docking station provides 100W fast charging, and the aluminum shell can effectively dissipate heat, ensuring safe use. Don't worry about the laptop running out of power when the USBc interface is fully loaded. Noticed: This product is not equipped with a power supply. ✓[Efficient Convenient] The laptop docking station can quickly transfer large files/videos through HDMI, with a high definition of 4K and a processing speed of 60Hz that can be completed in seconds. When connecting to the external display screen, the mouse and keyboard can also be connected through USB-A/USB-C, making it easy to handle work. ✓[11-IN-1 Docking ] Change your laptop from one port to eleven ports. This docking station has eleven ports and can be connected from USB-C to 1xHDMI, 3xUSB-A, 2xUSB-C, 1x100W PD, 1xRJ45, 1x3.5MM Audio&Mic, 2xCard Slot(SD/TF). USBC to HDMI port adapters are widely used for MacBook, Dell XPS13/15, Surface/Lenovo/HP and other laptops.