This R-Sim 9 card was specifically designed to unlock iPhone 5S and iPhone 5c. This is great solution to unlock iPhone, which supports all versions of baseband, CDMA and GSM + CDMA devices , 2G, 3G, 4G sim card and 260 carriers around the world.
The card has a simple and intuitive software interface. All you need is to insert R-Sim 9 ( together with your SIM card) into iPhone, go to Settings > Phone > SIM Menu and enter a seven-digit IMSI code of your carrier. After that you will need to reboot the device.