USB3.0 High Speed Card ReaderBackward compatible with USB 2.0/1.1Compact and Slim size for SD/microSD cards, Read & WriteData Transfer rate up to 5Gbps via USB3.0 solutionSupports : Low-speed (1.5Mbps) , Full-speed(12Mbps), High-speed(480 -Mbps), Super-speed(5 Gbps)Fully plug & play and Hot SwappableUSB Bus PoweredDimension: 60 x 30 x 8 mmSpecifications:Memory Card Support:SD / SDHC / SDXCMicroSD / microSDHC / microSDXC ( direct plug in , no need adapter )OS Support: Windows XP/Vista/7/8 , Mac1 x Card Reader1 x USB 3.0 Cable