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 ...

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 ...

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 ...

Are there any smartphones worth using that can take two SIM cards? I've been toying with getting a smartphone, and being able to consolidate my 2 phones into 1 would definitely be a plus.

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 ...

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 ...

What does the next ten years hold for the smartphone? Here's a few ideas. This small box, which fits neatly into the palm of your hand, allows you to make and receive calls, surf the internet at high ...