Interface:USB 2.0 (Also compatible with USB 1.1 + 3) Transmission speed:480mb Supported operating systems:Win98 / ME / 2000 / XP / Vista / 7/8 Theme:1/2 / 5pcs memory card reader Color:as the picture shows Size:One size Features: 1.100% brand new and high quality. 2.Made of high quality materials, durable and practical. 3.Memory Card Reader for USB 2.0 Adapter for Micro SDHC SDXC TF. 4.The portable slim size of the mini card reader makes it easy to slip into your travel bag. An anti-lost keychain allows you attach it to your key ring, bag via a lanyard strap, easy to carry around. 5.The camera card reader is compatible with Windows98 / ME / 2000 / XP / Vista / 7/8. Plug and play, no drivers is required. Packing included: 5PCs Memory Card Reader Adapters Made of high quality materials, durable and practical Memory Card Reader for USB 2.0 Adapter for Micro SDHC SDXC TF anti-lost keychain allows you attach it to your key ring The camera card reader is compatible