Are you using Airtel locked Blackberry mobile phone - you can unlock Airtel Blackberry and use the SIM card of any other cellular services like Vodafone, Reliance, Tata Indicom or even outside India.
Cell Phones like the iPhone, Vertu, HTC, N Series
Like Hutch Vodafone and Bharti Airtel, Reliance is also offering Blackberry mobile phones for GSM and CDMA.
Looking to Buy a Blackberry in India. I bought a BlackBerry Curve from Airtel India - here are the plans they offered for Blackberry. Compared Airtel BlackBerry with Vodafone and Reliance and decided to buy one from Airtel.
ZYB is an easy way to connect with friends and stay in touch with people you know from real life. ZYB stores data from your mobile phone online, and gives you the means to bring your mobile data to life.