Which iPhone works better unlocked?
The maximum speed is 2.4 Megabits per second on the download link and 153.6 kilobits per second on the upload link.
Is it better to buy an unlocked iPhone 4S or unlock it yourself?
Unlock it yourself. Trust me
Which networks will an unlocked iPhone work on?
An unlocked iPhone works on any cellular network that supports GSM.
Which iPhone software can be unlocked and used in Brazil?
You have an iPhone 3GS and you never had it unlocked or jail broken and it is 3 1 3 version How can you get it unlocked can anyone help you or are you totally screwed?
You can share iPhone's mobile network with a computer via Bluetooth or an USB cable. However, you cannot use iPhone as a Wi-Fi hotspot (without jailbreaking the device).