GSM FIX ALL PROBLEM

Nokia Trick For Reserve Bettey Emergency Battery Low

          Imagine your cell battery is very low and you are expecting an important call and you have a no chareger , so nokia instrument comes with a RESERVE BETTERY

To activate this tricks Follow some  steps

First You press this key use this trick "*3370#"
your cell will restart with this reserve and your  instrument will show a 50% incerase in battery.
This reserve will get charged when you  charge your cell  next time.
*3370# Activate Enhanced Full Rate Codec (EFR)-Your phone uses the best sound quality but talk time is reduced by approx. 5%
 now  #3370# Deactivate Enhanced Full Rate Codec( EFR)
*#4720# Activate Half Rate Codec - Your phone uses a lower quality sound but you should gain approx 30% more Talk Time
*#4720# Deactivate Half Rate Code.