USB C HUB converts one Type-C/Thunderbolt 3 port of your laptop into 10 ports, which are 1 USB 3.0 port, 2 USB 2.0 ports, 1 USB C port, 1 4K HDMI, 1 VGA, RJ45 Ethernet, 100W PD and SD/TF card reader interface. Compatible with Type-C devices like MacBook Pro/Air, Chromebook, etc. Small but not simple, it's all-in-one, perfect for working from home and traveling.The maximum output resolution is 4K 3840x2160 @ 30 Hz via HDMI and 1920 x 1080 @ 60 Hz via VGA connection. HDMI and VGA outputs are available for a variety of display devices, expand your display with our smart USB hubs, giving you a wide workspace and the flexibility to accomplish any task. (1.Due to system limitations, the external monitor image is the same. 2.When using HDMI or VGA, power the HUB through the PD port for perfect performance.)The USB 3.0 port supports up to 5 Gbps transfer speed. USB C data port transfers data for Type-C devices, RJ-45 Ethernet port provides more stable and faster internet access (up to 100Mbps) than most wireless connections, SD/TF slot can access files in seconds (up to 104 Mbps), ideal for photographers or designers or video editors etc. 2 USB 2.0 for 2.4G wireless mouse and keyboard without signal interference. (Note: it cannot read SD/TF card at the same time)It is equipped with the latest generation of super smart chips, Safe PD charging. USB-C hubs use PD (Power Delivery) protocol, and the USB C port supports PD 3.0 / 2.0 fast charge. With an adapter with 100 W input power and 87 W output power, it is very suitable for MacBook Pro / Air or other USB C devices. Your first choice for USB C hubs. (Note: 1.Fast charging requires a fast charging adapter, 2.Please plug in the PD when charging the mobile device through the hub)