Startech Digital Media (FCREADMICRO3), USB 3.0 External Memory Card Reader, Realtek - RTS5307, Maximum Data Transfer Rate 5 Gbit/s, Connector Type(s) 1 - USB Type-A (9 pin) USB 3.0 Male, Ports Stick / Memory Stick Pro Slot Female, MicroSD Female, SD / MMC Slot Female, Humidity < 80% R.H., Black, Plastic, USB-Powered, OS independent; No software or drivers required. The FCREADMICRO3 USB 3.0 Multi-media Card Reader offers quick access to the most popular flash card formats, from any computer with a USB port (optimal performance with 3.0, backward compatible with USB 2.0).