While most people seem to manage just fine with a single SIM card in their smartphone, some -- especially travelers, who can save money by fitting a local SIM card into their handset -- love the ...

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 ...

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 you are currently carrying more than one smartphone to answer calls from more than one number, you may be interested in a new triple SIM adapter which is being created by a team based in ...

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 ...