Best USB CDock among laptop docking stations: ·[ Multi-function]: USB C Hub multiport adapter has 6 different ports to promote work efficiency. ·[Tech Specification]: ·1x SD Card Slot: speed up to 104MB/s ·1x TF Card Slot: speed up to 104MB/s ·1x HDMI:4K@30Hz ·2x USB3.0: Data transfer speed up to 5Gbps ; charging up to 5V at 0.9A ·1x USB-C: Power Delivery, up to 100W ·1xUSB A adapter ·[ Convenience]: Using the USB-C hub adapter could mirror or extend the screen with the HDMI to other devices for multitasking. USB 3.0 Portstransfer files at a speed up to 5Gbps without waiting so long time. Support multiple ports could be used at the same time. The extra USB C to USB A adapter, turning the USB-C hub into a USB-A hub for devices with USB-A ports. The pocket-sized and lightweight is easy to carry around. [ Protection]: The aluminum-alloy case offers powerful protection to reduce impact damage and speed up heat dissipation to protect devices and prevent fingerprints from being left. Please note: · The Max resolutions and refresh rates output of the adapter is dependent on the USB-C host devices, connected cable, and display specifications. . When you use the USB C to A adapter, you cannot use the HDMI port to mirror or extend the screen to other devices. · For a stable connection, you are better to use the PD charging adapter separately when using the multiport USB hub.· This dongle adapter with USB-C to USB-A adapter is compatible with most fully functional type C or type-A devices. · You could enjoy a 6-month return and exchange service. Please feel free to contact us when you have problems.