7 IN 1 Solution - The SUTOUG 7-in-1 USB-C hub featuring a USB C charging port with power delivery, a 4K/30Hz HDMI port, an SD card reader, a TF card reader, and 3 USB 3.0 Ports, allowing you to connect a keyboard, USB driver, or external Disk to the laptops. Effective Data Transfer - Built in 3 3.0 USB ports to support transmission speed rates of up to 5 Gbps, connect to your smartphone, tablet and hard drive for effortless data transfer. Cooperate with SD and TF slots for easy access to files from universal SD Memory Card.