SanDisk Extreme PRO SD UHS-II Card Reader/Writer (SDDR-399-G46)SanDisk Extreme PRO SD UHS-II Card Reader/Writer (SDDR-399-G46)Product SpecificationsSanDisk Extreme PRO SD UHS-II Card Reader/Writer Product Manufacturer: SanDisk Product Type: Card Reader Reads UHS-II, UHS-I and non-UHS SD cards Connector: USB-A Interface: USB 3.0 (Backward-compatible with USB 2.0) Interface Speed: USB 3.0 interface transfer speed up to 10 time faster than USB 2.0 interface Warranty: 2-Year Limited Warranty Manufacturer Part Number: SDDR-399-G46