If you use a Wi-Fi + Cellular version of the iPad, your tablet may come with a SIM card slot tucked into the side. In the United States, the only major carriers that use SIM cards are GSM-type ...

When you use an iPad that comes with both Wi-Fi and cellular options for browsing the web, your device will have a removable Subscriber Identity Module, usually referred to as SIM cards. According to ...

If you’ve bought an iPad with 4G/cellular capabilities (we discuss whether that’s a good idea in our 2015 iPad buying guide) or a new iPhone, you need to buy and install a SIM card. Here, we explain ...

Apple’s new iPad 3G will use a different type of SIM card, a Micro SIM card which is slightly smaller than existing SIM cards. It turns out that the design of the Micro SIM card will allow it to be ...

One of the new bits of iPad viscera announced by Steve Jobs, besides the A4 chip, is that it’s using a micro-SIM card for its 3G powers. What, pray tell, is a micro-SIM card? It’s the next generation ...