This adds an extra hurdle compared to just moving SIM cards from one phone to another, but it does prevent theft and normal wear and tear that you'd get from an old fashioned SIM card ...

The Department of Information and Communications Technology will ask telecommunication companies to revalidate their ...

He thinks they are better suited for writing lengthy emails, but unfortunately his HTC Desire Z was getting old so ... put a GSM SIM. But a bit of hacking allowed him to add a SIM card slot ...

TRAI allows users to keep their SIM activated for more than 90 days without recharge. However, users can extend for an ...

Indian mobile subscribers get a 90-day period before which they need to recharge their number to keep the SIM active and now ...