Up until the launch of the iPhone XS and the iPhone XR, every other iPhone came with a single SIM card slot. In fact, each one of the iPhones sold (including the iPhone 12) has just a single SIM card ...
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 ...