Product descriptions Color: black, white Technical specifications - 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 delivery 1 x USB 3.0 card reader 1. USB 3.0 card reader supports simultaneous reading of more memory cards in order to create more efficient data exchange and to avoid annoying plugging. greatly suited for image display, data transfer to PC, laptop or tablet PC via USB port, leaving more storage space on your memory card. 2. High Speed Transfer up to 5Gbps: USB card reader for SD card and micro SD card delivers lightning-fast transfer rate up to 5Gbps and supports the capacity up to 2TB, so that the data with large capacities such as photos, music, videos and documents can be transfer only in seconds. 3. SD / Micro SD Reader: All common memory cards can be recognized at the same time, e.g. SD, SDHC, SDXC, Micro SD, Micro SDHC, Micro SDXC, MMC, RS-MMC etc. Both normal SD and Micro SD card as well as UHS-I memory card from camcorders or digital cameras can be read and written together. 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 surge, overstorm and short-circuit protection secure your high quality memory cards and USB devices. 5. Compact size with protective cap: The USB Card Reader 3.0 has a cap that protects the USB connector from dust and dirt. Thanks to its optimal width, the narrow card reader offers enough space for the use of an adjacent USB port and the wireless design is useful for avoiding cable clutter and making your desk cleaner. In addition, the friendly keychain design ensures convenience and security when carrying.