Used iPhone 4 vs 4s: Which should you buy?

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Our Apple certified technician will perform all services. After the service is performed, the iPhone is moved to our laminar flow clean room bench,

iPhone 4, 4s Services

4 Things You Absolutely Must Know Before Buying a Used iPhone (Video)

Apple iPhone 4S Review > Messaging, App Store, Browser

The iPhone 4S Is Significantly Louder Than the iPhone 4

Apple iPhone 4 review

Just found my iPhone 4 On iOS 6 : r/iphone

still use iPhone 4 in 2022. : r/mildlyinfuriating

Apple iPhone 4S review

Apple buys back used iPhone 4S models

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12 in 1 Accessory Kit for iPhone 4 / 4s - iSound