*#06# para saber el IMEI (International Mobile Equipment Identity) del V525

Net Monitor ON: * * * 1 1 3 * 1 * [OK]

Net Monitor OFF: * * * 1 1 3 * 1 * [OK]
* - press this until box shown up

Enhanced Full Rate Codec (EFR) for V525:

To Enable EFR press [][][] 119 [] 1 [] OK.
To Disable EFR press [][][] 119 [] 0 [] OK