~ Sanam Khan ~
08-06-2011, 01:44 AM
Here is a new dual-SIM device for iPhone 4 that supports dual standby which has a function as a power pack. You will have two SIM card slots – Micro SIM slot of the 4 original iPhone SIM slot and a mini in this case after you attach the battery case to the iPhone 4, i. Compare with other cases of dual SIM, a new case supports dual standby, meaning that both SIMs are active at the same time.
http://3.bp.blogspot.com/-R0OcKUVPWyg/Ta4UPGJvIZI/AAAAAAAABUs/55qNb8hMVPI/s1600/iPhone-4-Dual-SIM-Battery-Case-supports-Dual-Standby.jpg (http://www.ur-news.com/)
You have to jailbreak your device and install an application in order to use a secondary SIM for phone calls. However, you can only use a second SIM for SMS and phone calls and display caller is not available for the second SIM. This case has a built-in 800mAh battery. This device is equipped with a micro USB cable for charging and a bumper. You can get a price of $ 249.99.
http://3.bp.blogspot.com/-R0OcKUVPWyg/Ta4UPGJvIZI/AAAAAAAABUs/55qNb8hMVPI/s1600/iPhone-4-Dual-SIM-Battery-Case-supports-Dual-Standby.jpg (http://www.ur-news.com/)
You have to jailbreak your device and install an application in order to use a secondary SIM for phone calls. However, you can only use a second SIM for SMS and phone calls and display caller is not available for the second SIM. This case has a built-in 800mAh battery. This device is equipped with a micro USB cable for charging and a bumper. You can get a price of $ 249.99.