If for some reason you find yourself toting around one cellphone and two sim cards at the same time, you might want to look into purchasing a dual sim adapter like the one on the right. The Powerful ...

For people who want to separate their work and home life, or who travel a lot to different countries, being able to swap between SIM cards in your smartphone makes a lot of sense. And while most ...

Click to viewJust four days after its launch, the iPhone 3G has been unlocked for the first time exactly like the original iPhone: using a special card that piggybacks to your SIM card, fooling the ...