HERE you have MID 703 FIRMWARE ANDROIDS 2.3
Easy Step to Use -Download Firmware from HERE
-Extract Zip Files
-Copy this in your MicroSD ( 2GB Good )
-Insert Card in your Tablet
-Battery minimum 70 % Charge
-Press and Hold Menu + Power Button
-Process Start
-wait for Finish
-Tablet Auto-Shutdown
Just Power ON again
ENJOY you have Done
TESTED BY ME Today ...... Regards UnLock_Kode