card reader,usb card reader,sd card reader,usb promotional gift,USB 2.0 all in one card reader function

Key Specifications/Special Features:

Provides three USB 2.0 ports, multiple memory card reading/writing abilities Supports a data transfer rate of up to 480Mbps Supports  SD, microSD/T-Flash, SIM,TF,MS/Pro/Duo,M2,Smart cardBackward compatible with USB 1.1 specifications Supports a data transfer rate of up to 480 Mbps Overcurrent protection