if you has buy the dropad a8x , and you can upgrade the firmware and get best performance
A. Download the proper firmware file here and save it on a microSD card (4GB or below recommended);
B. Uncompress the firmware file on the card and 6 related files are expected;
C. Insert this microSD card into Dropad A8X(do this when the tablet is power-off or shut down the tablet after the card is inserted in);
D. Press Power and Volume Up buttons simultaneously till the upgrading notice shows on the display. The device will shut down automatically after about one-minute upgrading process;
E. Power on the tablet and check the differences.