The accessory brings dual SIM functionality to iPhone 4, serves as secondary battery as it comes with a built in 800mAH battery and also protects the iPhone.
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Here is how dual SIM functionality works:
iPhone 4 case that has a built-in quadband GSM phone and battery in a aesthetically appealing case
Also has built-in 800mAH battery
Users only need to add their second sim Normal Mini size card or a micro sim with a micro to mini sim adapter.
Jailbreak is Required to install the Rebel 2Phone iPhone application.
As mentioned earlier, you need to jailbreak your iPhone to be able to install the Rebel 2Phone iPhone application from Cydia.
As seen below, it also adds a second status bar to show the signal strength of the second SIM and battery indicator.
Though we’re not a big fan of battery extenders, Rebel SIM Card’s Rebel 2Phone Case appears to be a useful accessory for users on the move who run out of battery life during the day on their iPhone 4 and also want the convenience of having an additional SIM Card slot.
Let us know what you think about the accessory in the comments below.
[Rebel SIM Card]