9 in 1 USB C docking station: multiport USB C adapter works perfectly with the latest USB C laptop devices/tablet/phones, including 4K @ 30Hz HDMI port, SD/TF card reader, 3 x fast speed USB 3.0 ports (up to 5 Gbps), Type-C 60 W PD charging port (only used for laptop charging/mobile phone wireless charging), a Gigabit Ethernet port. The laptop docking station can meet all the functions you need in your daily work and life. USB C hub to HDMI adapter: with 4K UHD 3840 x 2160, 30Hz picture quality output, it can process multiple windows at the same time, and project pictures, videos, movies, audios, etc. on the computer onto the display device. It is the best helper for home theater, business presentations, and work meetings.