Cable Matters SuperSpeed USB 3.0 SDHC/SDXC/Micro SD Card Reader in Black Supports SuperSpeed USB 3.0 at 5 Gbps, 10x Bandwidth than USB 2.0, Backward compatible with USB 1.x/2.0 Slim and lightweight, perfect for travel or work. Plug & play, Bus powered Supports SDHC (UHS-I), SDXC (UHS-I), microSD, microSDHC (UHS-I), and microSDXC (UHS-I) Comes with Cable Matters Limited One Year Warranty