USB 2.0 high speed support up to 480 Mbps. Mini size and easy to carry. Draws power directly from USB port. Plug and play, no external power needed. View and edit data directly on the reader. Drag and drop files between cards. Type: USB 2.0 multi-slot card reader. Shape: Lighter style. Color: Randomly selected. Card reader supports: M2, MS, MS PRO, MS Pro Duo, MS Duo, SD, MMC, SDHC, DV, Micro SD, TF. (Card not included.) System requirements: Windows 98, 98SE, ME, XP, Vista, Windows 7, Mac OS X 9.0 and Linux 2.4 or later versions. Dimensions: 6.7 cm x 2 cm x 1.5 cm (approximately 2.64 in x 0.79 in x 0.59 in). Note: Color is randomly assigned and cannot be chosen. Due to lighting and screen settings, the actual color may vary slightly from images. Slight measurement variations may occur due to manual measurement. Package includes: 1 x USB 2.0 multi-slot card reader.