3 Port Usb 3.0 Hub With Card Reader

High Efficiency -- All ports can work together at the same time,easily to transport data from each card or connecting device. High Speed -- Supports USB 2.0, compatible with USB 1.1, and runs at 480Mbps.Powered by USB port, no external power needed. Compatibility -- Multi-function: 3 Ports USB 2.0 Hub + Card Reader for MS/MS PRO DUO, SD/MMC, M2, Micro SD(TF card)