6 in 1 USB C Dongle Adapter: VENTION USB C to USB adapter turns your device into a mini workstation, providing a stylish and constructive study space or workspace. This USB C hub is equipped with 4K 30 HDMI port, 3 USB 3. 0 ports and SD/TF card readers.High Speed ​​Data Transfer: The USB port hub has three USB A 3.0 ports that make it a USB C to USB adapter. This small USB hub is capable of a transfer rate of 5 Gbps for fast data transfers and is also backwards compatible with USB A 2.0 and below.Specifications:- Interface: USB-C/HDMI/USB 3.0/TF/SD USB-C/HDMI/USB 3.0/TF/SD- Resolution: 4K30Hz- Data transfer rates: 5 Gbps- Compatible memory card: Micro SD/Micro SDHC/Micro SDXC/SDHC/SDXC