Product description Color: black, white Technical data - USB 3.0 interface - Dimensions: 6.3cm x 1.9cm x 1cm - Operating system: Windows 98/ME/2000/XP/2003/Vista/2008/Windows 7, MAC all version Scope of delivery1 x USB 3.0 card reader 1.USB 3.0 card reader supported simultaneous reading of more memory cards in order to create more efficient data exchange and to prevent the hassle of plugging and unplugging. Perfectly suitable for image viewing, data transfer to PC, laptop or tablet via USB port, leaving more storage space for your memory card. 2.High Speed Transfer up to 5Gbps: USB card reader for SD card and Micro SD card provides Lightning-fast transfer rate up to 5Gbps and supports the capacity up to 2TB, it can transfer the large-capacity data like photos, music, videos and documents in just seconds. 3.SD/Micro SD Reader: All major ones Memory cards can be recognized at the same time, such as SD, SDHC, SDXC, Micro SD, Micro SDHC, Micro SDXC, MMC, RS-MMC, etc. Both regular SD and Micro SD card as well as UHS-I memory card from camcorder or digital camera can be used together be read and written. 4.Plug&Play: no driver installation required under Windows 10 / 8 / 8.1/ 7 / XP/Vista, Mac OS, Linux etc. USB card reader is powered via USB port - no additional energy source required. Built-in over-voltage, over-current and short-circuit protection safeguard your high-quality memory cards and USB devices. 5.Compact Size with Protection Cap: The USB Card Reader 3.0 has a cap that protects USB connectors from dust and dirt. Thanks to its optimal width, the slim card reader offers enough space for using the adjacent USB port, and the wireless design is useful for avoiding cable clutter and making your desk cleaner. In addition, friendly keychain design ensures convenience and security when carrying.