iPhone 4: Everything You Need to Know
512MB RAM Apple A4. Apple iPhone 4. Lightning to USB Cable. 5W USB Power Adapter. 3.5 640x960 pixels.
85% N ew Apple iPhone 4 gen Black 8GB 512MB RAM 3G GSM Unlocked Phone Black
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Would you buy the latest iPhone? If not, what would you buy instead? - Quora
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Apple iPhone 4 8GB Black 3G Cellular AT&T MD126LL/A
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iPhone 4: Everything You Need to Know
Apple discontinues the iPhone 5, 4s remains as free option