dual sim

Ugly iPhone 4 Case Comes With Built-In Dual-SIM Adaptor

Ugly iPhone 4 Case Comes With Built-In Dual-SIM Adaptor

This transparent iPhone 4 case doesn’t exactly look great, but it comes with a clever feature: a dual-SIM adaptor. It means that you can keep two SIM cards attached to your iPhone and toggle between them using a menu setting.