The Wise SC2 SxS and CFast combo card reader / writer enables you to transfer files from your SxS memory cards and/or CFast memory cards to your computer and vice versa. The reader itself is equipped with an ExpressCard and a CFast slot, and connects to your computer via the USB 3.0 interface. The Wise SC2 combo card reader offers read/write speeds of up to 800Mb/s for SxS Pro and SxS-1 cards, 1.3Gb/s for SxS Pro+ cards and CFast 2.0 speed up to 500MB/s 10times faster than USB 2.0 interface. This saves time when moving large quantities of RAW images files or Ultra HD video files from your camera to your computer. The CFast slot built a write protect switch. This switch is intended to prevent only accidental data loss, formatted or attacks by computer viruses. No special driver installation is required except for the SxS UDF driver necessary to recognize UDF formatted memory cards. As it's USB bus-powered, the reader requires no AC adapter. The Wise SC2 combo card reader accepts optional Sony ExpressCard adapters for reading XQD (QDA-EX1), SD (MEAD-SD01) and MS (MEAD-MS01) media.