From the ManufacturerIOGEAR SD/MicroSD/MMC Card Reader/Writer GFR204SD (Green/Gray)Secure Digital cards are ubiquitous in consumer electronic devices and have become the dominant means of storing several gigabytes of data in a small form factor. This new device is extremely compact but big on compatibility within the SD memory card family. The unit supports the very latest in memory card format, SDXC (Secure Digital Extended Capacity).The SD/MicroSD/MMC Card Reader/Writer is a solution for hi-speed, bi-directional image and data transfer. Images and data can be transferred quickly from Secure Digital Card (SD), MultiMedia Card (MMC), or MicroSD memory cards to PCs or Macs. This is particularly useful in many applications, including digital cameras, video cameras, mobile phones, MP3, and other mobile devices. This item is an ideal way to bridge the gap between your desktop computer and other CE products.Just plug the product into your computer's USB 1.1 or 2.0 port and you are ready to go!Key Features Supports memory card types including SD / MMC Supports for SDXC cards USB 2.0 High Speed data transfer rate up to 480Mb/sec Bus powered: NO external AC adapter requiredCard Supports: SD SDHC SDXC MicroSD MicroSDHC MMC II RS MMC Ultra II SD Extreme SD Extreme III SD How it worksRequirements: Windows XP, Windows Vista, Windows 7 Mac OS X v10.3.9 or later Available USB port (USB 2.0 port for Hi-Speed mode)What's in the Box:Card Reader/Writer, Quick Start Guide and Warranty CardWarranty:3-year warranty About IOGEARIOGEAR headquartered in Foothill Ranch, CA, offers innovative Consumer Electronics and IT solutions that enable convergence through connectivity in the home, at the office and on the go. Founded in 1999, the company provides a broad range of products that help integrate technologies in everyday life, share resources, decrease clutter and energy consumption, and reduce electronic waste.The company is environmentally-conscious and emphasizes conserving natural resources to employees and customers through its GREEN initiatives. In addition, IOGEAR has partnered with Trees for the Future to plant one tree for every product purchased on its Web site or by members of its GREEN initiative partner program.IOGEAR distributes throughout North and South America, Europe and Asia.Product DescriptionSecure Digital cards are ubiquitous in consumer electronic devices and have become the dominant means of storing several gigabytes of data in a small form factor. This new device is extremely compact but big on compatibility within the SD memory card family. The unit supports the very latest in memory card format, SDXC (Secure Digital Extended Capacity). The SD/MicroSD/MMC Card Reader/Writer is a solution for hi-speed, bi-directional image and data transfer. Images and data can be transferred quickly from Secure Digital Card (SD), MultiMedia Card (MMC), or MicroSD memory cards to PCs or Macs. This is particularly useful in many applications, including digital cameras, video cameras, mobile phones, MP3, and other4 mobile devices. This item is an ideal way to bridge the gap between your desktop computer and other CE products. Just plug the product into your computer's USB 1.1 or 2.0 port and you are ready to go!