Apple iphone 1st generation-iphone 3G-iphone 3GS Unlocked-Tested-Working well

A very rare 1st generation, 3G(second generation), and 3GS(third generation) of Apple phones. 1 Apple iPhone. After testing, the phone is in good

Apple iphone 1st(2G)/3G(2nd)/3GS(3rd) generation Unlocked-Tested-Works well lot

IPhone 3GS Archives - 9to5Mac

4 Ways to Check if an iPhone is Unlocked: Settings, SIM, & More

Behind The Scenes Of The iPhone 5 Jailbreak

Apple's iPhone: an initial (but in-depth) review

What iPhone do I have? How to check the iPhone model (3 ways)

Identify your iPhone model - Apple Support

iPhone 3GS 32GB Logic Board

What happens after the 3G network dies

Someone just paid over $60,000 for this ultra-rare iPhone