[Super-Speed USB C Card Reader with 3-Port Card Slot]: Tiansong 3-ports card reader brings high-performance syncing and high capacity into a perfect balance, supporting SDHC, SDXC, Micro SD, Micro SDHC (UHS-I), Micro SDXC (UHS-I) and CF Type I or MD or MMC. Support up to 2TB SD or TF cards and 256GB CF cards. It easily transfers data from a memory card to your USB C or Type-C computer or tablet, or vice versa. [Computer, laptop and Smartphone with USB C connector]: It offers you an easy connection between the flash memory card and laptops, smartphones, and tablets with USB-C or Thunderbolt 3 ports. Simply change your phone into a host for data sync. Just One for all your USB C devices. (Note: Only support USB C phones or tablets with OTG function.) [280MB or S Hyper Speed for UHS-II 4.0 SD Cards]: It can be perfectly compatible with UHS-II SD 4.0 cards. The speed of data transfer can up to 264MB or S with UHS-II cards (3X faster than UHS-I SD 3.0 version), greatly save your time. [Super-Speed USB 3.0]: The card adapter is also backward compatible with SD TF CF3.0 cards at UHS-I speed, and allows reading and writing on 3 cards simultaneously, the compact flash card reader transfers data between SD card to CF card and Micro SD card to CF card The speed is 170MB or S, which is faster than other USB3.0 card reader who can only transfer at the speed of 90MB or S. [Plug and Play]: Work with tablets and phones with USB OTG (On-the-Go) function to act as a host device to back up your files when a laptop is not available. High-speed data transmission rate. [Compatibility]: It is compatible with USB C or Type-C computer or tablet, such as MacBook Pro 2021 or 2020 or 2019 or 2018 or 2017, MacBook Air 2021 or 2020 or 2019 or 2018 or 2017, iPad Pro 2021 or 2020 or 2019 or 2018, Surface Book 2, Galaxy S22 or S21 or S20 or S10 or S9 or S8 or Note 8 or Note 9, Pixelbook, XPS 15 or XPS 13, Galaxy Tab S7 or S8 Thunderbolt 3 is the same port type as USB-C. BUT Thunderbolt 1and 2 is not the same port.