USB C HUB 8 IN 1: USB-C hub adapter is compatible with all devices that include Type-C/USB ports, especially for MacBook Pro and Air. 8-in-1 USB-C HUB includes USB 3.0port, 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 more Type-C devices. So that you can solve the problem of a single laptop interface anytime and 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 intelligent USB hub to expand monitors. Provides you the extensive workspace and flexibility to solve any task. The maximum output resolution reaches 4K (3840x2160 @ 30 Hz) via HDMI. Superfast data transfer: The USB 3.0 port supports up to 5 Gbps transfer speed. The SD/TF slot can access files in a few 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 at the same time). PD fast charging, easy to connect: safe PD charging The USB-C hub uses PD (Power Delivery) protocol and supports fast charging up to 100W. USB 2.0, you can easily connect USB keyboard, mouse, USB driver and USB hard drive to your laptop. Type C Hub also supports OTG function, which allows you to transfer files / pictures / videos directly from USB flash drive to your smartphone.(Note: Fast charging requires a fast charging adapter).