iPhone 4S Teardown - iFixit
Cracking Open the Apple iPhone 4S | TechRepublic
iPhone 4S vs. The Competition: Spec Showdown Chart | PCWorld
Apple floats iPhone '4S' with A5 chip to select developers to prepare for next-gen iPhone - 9to5Mac
A Look Inside Apple's iPhone 4S - WSJ
Cracking Open the Apple iPhone 4S | TechRepublic
Improved Baseband - No Deathgrip - Apple iPhone 4S: Thoroughly Reviewed
Teardown of Apple's iPhone 4S reveals larger battery, new baseband chip | AppleInsider
Apple Announces iPhone 4S: A5, 8 MP Camera, 1080p Video Recording - Available October 14th - MacStories
iPhone 4S has 512 MB RAM, iFixit and Anandtech verify | Engadget
Photos of iPhone 4S/5 Logic Board Suggest A5 Processor - MacRumors
Apple iPhone 4s Teardown | TechInsights
The iPhone 4S Camera Upgrade Explained | TechCrunch
iPhone 4s - Wikipedia
Is it possible to insert an iPhone A7 chip into an iPhone 4s? - Quora
Apple iPhone 4s White 8gb Sprint for sale online | eBay
Meet The iPhone 4S–It's What's Inside That Counts
Apple iPhone 4S 16GB GSM "Factory Unlocked" WiFi iOS Smartphone – Beast Communications LLC
Apple iPhone 4S 8GB 3G Smartphone White - Sprint – Beast Communications LLC
Hardware Insight » Blog Archive iPhone 4S vs iPhone 5 - Improvements and Changes
Don't Download the iOS 8 Update On Your Old iPhone 4S | Time
The evolution of Apple's iPhone | Computerworld
iPhone 4s - Wikipedia
