... *Supports:SD(HC),SD(XC),Mini SD,MMC,MMC 4.0,MS,MS Pro,MS Duo,MS Pro Duo,MS ... requires too much power." it is the bug for 4.2, because of the 3.22 support 100mA current ... , but the 4.2 only 20mA current. your usb or SD card current is overload 20mA,you ... 1X Multi-functional card reader+USB hub 1 x USB cable 1 x user guide New Available USB2.0 Hub Card Reader Camera Connection Kit ...