USB Fever has an interesting product in their matrix this morning. The Q-Dual SIM card adapter apparently allows you to manually switch between two SIM cards in your iPhone. The package also includes ...

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 ...

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 ...

The ability to have two phone numbers associated with one phone is hugely popular in places like India and China. With dual-SIM cards, users can switch between a phone number for work and another for ...