USB C HUB 8 IN 1: The USB-C hub adapter is compatible with all devices that contain Type-C/USB ports, especially for MacBook Pro and Air. 8-in-1 USB-C HUB includes USB 3.0 port, USB 2.0 port, USB C port, PD port, 4K HDMI video output, RJ45 100M Ethernet interface, and SD/Micro SD card reader slots. Compatible with MacBook Pro/Air, Chromebook, and other Type-C devices. So you can solve the problem of a single laptop interface anytime, anywhere. 4K HDMI Image Output: The USB C HUB HDMI output can be used for your various display devices (monitor, TV, projector) to achieve vivid video synchronization effects. Use our smart USB hub to expand monitors. It offers you the extensive workspace and flexibility to solve any task. The maximum output resolution reaches 4K (3840x2160 @ 30 Hz) via HDMI. Super-fast data transfer: The USB 3.0 port supports a transfer speed of up to 5 Gbps. The SD/TF slot can access files in seconds. The USB-C data port can transfer data to Type-C devices. The RJ45 100M Ethernet port provides more stable and faster internet access than most wireless connections. (Note: SD/TF card cannot be read simultaneously.) PD fast charging. Easy to connect: Safe PD charging. The USB-C hub uses the PD (Power Delivery) protocol and supports fast charging up to 100W. USB 2.0. You can easily connect a USB keyboard, mouse, USB driver, and USB hard drive to your laptop. The Type-C hub also supports OTG function. with which you can transfer files/images/videos directly from the USB stick to your smartphone. (Note: Fast charging requires a fast charging adapter)