4in1 SD Card ReaderAIYEEN USB card reader is designed with 2 ports and 2 slots: USB port USB C port Micro SD memory card slot and TF memory card slot. High Speed TransferUSB 2.0 high speed transfer with 5Gbps transfer rate. Images and files can be easily uploaded in seconds improving your office efficiencyUniversal CompatibilitySD card adapter compatible with SD SDXC/Micro SDXC SDHC MMC Micro SD /TF and Micro SDHC cards. Support Win10 8 7 Mac OS Linux 2.6. 14 or higher versionPlug and PlayNo additional software assistance is required Plug the card reader directly into your Type C / USB A device and it can be used immediatelyConvenient and PortableSilicone cap can protect the two USB ports from pollution and dust making the card reader more durable; compact size allows you to carry it casually in your pocket or bag