High-speed data transfer of up to 480 Mbps. High-quality materials and workmanship guarantee excellent transmission quality. SD and micro-SD card reader supports memory cards up to 2TB. For connecting a PC, notebook, MacBook, tablet or smartphone to SD / microSD memory cards, for direct data exchange in both directions. Card reader for reading and writing inserted memory cards. Universal use for static and mobile devices thanks to the combination of USB-A plug and micro-USB plug. Plug & Play, no manual software / driver installation required. Power supply via USB.