Type *#06# on your mobile's main screen. And you will see your Mobiles 15 digits IMEI number on your screen. Check Its 7th and 8th digit and match with the following If the 7th and 8th digits are:
02 then its quality is Bad
20 then its quality is Very Bad
08 then its quality is Not Bad
80 then its quality is Not Bad
01 then its quality is Very Good
00 then its quality is Best (Orignal)
13 then its quality is Worst (Dangerous For Health)
Regards,
FlaMeR BoY
