iPhone 4 is one of the few mobile phones in the market that uses Micro-SIM (or MicroSIM), an even smaller size version of SIM card when comparing with the standard, ordinary, usual and common mini-SIM (or miniSIM), which currently used in most mobile phones. The incompatible of SIM card left many people who wishes to change to iPhone 4 out in the cold, especially those … Continue reading iPhone 4 SIM Extender Case (Micro SIM to Mini SIM Converter) Review