Since the introduction of USB C products have started using just one or two USB C ports and adapters are needed. Our USB C 7-in-1 adapter allows you to connect multiple ports to a USB C port on your computer. This is an ideal portable solution for adding ports that your computer does not have. This adapter allows you to connect one HDMI port with a resolution of 4k@60Hz two USB 3.0 ports (5gbps one port charges at 7.5w) an SD/Micro SD card reader a USB C port for power delivery 3.0 (100w this port cannot be used for data) and a gigabit ethernet port. The power delivery port allows you to connect your power adapter to the port and passes power through to your laptop and charge it. Specification HDMI 4k@60Hz USB3 Type A 5Gbps SD/Micro SD 3.0 Card Reader USB C PD 3.0 100W Gigabit Ethernet