FeaturesAll in 1: Unique design, all using a USB-C cable to connect;Good partner for Mac Mini: Plug and play, make your Mac Mini more useful;Increase Hard Disk Memory: SATA interface, compatible with 2.5-inch mechanical / SSD hard disk, support hard disk expansion within 5TB;USB Interface Can Both Transfer and Expand: The transmission speed of connecting U disk / hard disk can be up to 200M/s;Good News for Camera Fans: Fast read and write SD/TF card, up to 5Gbps, support dual card reading and writing at the same time;SpecificationsInterface Type: USB 2.0Ports: 7Funtion: ReaderStandard: USB 3.0Certification: CE; FCC; RoHSFunction 1: USB C 3.0 hubFunction 2: Type-c card readerFunction 3: Type-C Dock stationFunction4: for Mac mini Macbook ProFunction5: SSD/HDD Hard Drive Enclosure