This Type C Hub Multiport Adapter expands the capabilities of your MacBook Pro, MacBook Air, or Chromebook, turning a single USB-C port into a 9-in-1 port. It is the perfect partner for your new USB-C laptop. This USB C Hub is equipped with an HDMI port that supports 4K resolution at 30Hz, allowing you to connect an external monitor with a resolution of up to 4K @ 30Hz for a clear and smooth display. It also comes with a USB-C PD charging port that supports up to 100W of power delivery, providing fast and efficient charging for your laptop. This USB C Hub is designed with two USB 3.0 ports, two USB 2.0 ports, and an SD/TF card reader, providing a wide range of connectivity options for your devices. The SD/TF card reader supports SD and TF cards with maximum read speeds of 120MB/s, allowing for quick and easy file transfers. See moreWide Compatibility: This USB C Hub's aluminum alloy housing makes it heat-resistant, and the rubber pads on the bottom prevent slipping and scratching. It is ideal for your MacBook Pro/Air when traveling or working from home/office, and it is compatible with MacBook Pro/Air released in 2016 or later. Please note that you need an extra Type-C to Type-C cable to connect this hub to your MacBook if you use the original MacBook Pro 2016-2017 USB Type-C port. Stable Power Supply: This Type C hub has a built-in 100W power supply, which can provide stable and sufficient power to your devices. Please note that the power supply must be self-provided and cannot be charged at the same time. (When using this product, please plug in the power supply to the docking station, and then plug in the computer host.). Fast Data Transmission: This USB C Hub's USB 3.0 ports and USB C 3.0 port can both transfer data at speeds of up to 5.0Gbit/s for large files. You can easily transfer HD movies in a few seconds. (Please use the original USB-C cable that comes with the phone or the data cable provided by the manufacturer for fast charging.). Multiple Expansion: This Type C Docking Station features an HDMI port (supporting 4K video output at 30Hz), two USB 3.0 ports, two USB 2.0 ports, a USB-C data port, and an SD/TF card reader. Now, your laptop has more possibilities, such as connecting multiple peripherals at the same time, enjoying 4K video, and easily transferring files. Thunderbolt 3/4 Compatible: If your device is Thunderbolt 3/4 compatible, please use the original charging cable or power adapter to provide power to the laptop when using this product, and do not use the data port of this product.