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 ...

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.

Having dual-SIMs in phones let you have access to two carrier networks without having to switch the SIM card each time. Magic-SIM has released a dual-SIM adapter for the iPhone 6 and iPhone 6 Plus.

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 ...

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 ...

If you use a smartphone for work and you don't have access to a dual-SIM handset, this usually means carrying two phones around. A new device aims to provide a simple alternative: Piece is an adapter ...

Most people manage perfectly well with a single SIM card, but some people like to have separation between their work and home life (or maybe they run several different businesses), or they travel a ...