We have featured quite a few different cases for the new iPhone 4 here at Geeky Gadgets. This new one has an interesting function: the iPhone 4 Dual Sim Adapter Case. As the name suggests, the iPhone ...

Dual-SIM phones allow you to easily manage (and make or receive calls on) two numbers on a single handset. This means you can juggle a work and a personal contact without switching devices, have ...

A company called Vaveliero has developed an iPhone 4 case that gives you easy access to two different mobile accounts. The kit replaces the iPhone 4’s microSIM tray with an external dual SIM adapter ...

The iPhone 4 can do plenty, even play nicely on other GSM networks when you've unlocked it with ultrasn0w, but up until now you couldn't put two SIM cards inside it. USBfever's new iPhone 4 Dual SIM ...

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 ...

This transparent iPhone 4 case doesn’t exactly look great, but it comes with a clever feature: A dual-SIM adapter. It means that you can keep two SIM cards attached to your iPhone and toggle between ...

SIM – the Subscriber Identity Module – is an ever-shrinking card that acts as your access pass to the carrier’s cell network. Once it was used to store your phone book and text messages, now it’s ...