11 PORTS WITH MULTIPLE FUNCTIONS: HDMI | MiniDP | VGA | USB-C | 3 x USB 3.0 | RJ45 coaxial cable | Stereo headphone jack | SD card | microSD card | Provides expanded function and an extra layer of convenience. SUPPORTS HDMI, MiniDP AND VGA: With built-in HDMI, MiniDP and VGA interface, it can output to a computer screen, projector, or TV with quality that is clear and smooth. HDMI and MiniDP up to 4K 30Hz, VGA up to 1920x1200 60hz BUILT-IN 3 x USB 3.0 PORTS: With ultra-fast data transfer, allowing for the expansion of storage space via removable storage devices. You can also charge multiple devices, such as phones and tablets, off your laptop’s power using these ports.