Nokia Mobile security code, repair code

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Nokia Mobile repair Codes List As we all know that Nokia brand is well established and precious mobile phone brand long time. Here we are presenting some important secrete code for your Nokia. * *3370# This Nokia code activates Enhanced Full Rate Codec (EFR) – Your Nokia cell phone uses the best sound quality but talk time is reduced my approx. 5% * #3370# Deactivate Enhanced Full Rate Codec (EFR) . * *#0000# Displays your…