When was Apple iPhone 4S first released? How does Apple iPhone 4S look like? What are the main technical specifications of Apple iPhone 4S?

The Apple iPhone 4S was first released in October 2011. The following picture shows how an Apple iPhone 4S looks like:

The Apple iPhone 4S retains the exterior design of its predecessor iPhone 4, but hosts improved hardware specifications and software updates.

Specifications of Apple iPhone 4S:

Manufacturer       Apple
First released     October 14, 2011
Dimensions         115.2 x 58.66 x 9.3 mm (4.54 x 2.309 x 0.37 in)
Weight             140 g (4.9 oz)
Operating system   Original OS: iOS 5.0
SoC                Apple A5
CPU                800 MHz dual-core ARM Cortex-A9
GPU                PowerVR SGX543MP2
Memory             512 MB DDR2 RAM[4]
Storage            16, 32, or 64 GB
Battery            3.7 V, 5.3 Wh (1,430 mAh)
Display            3.5 in (89 mm) diagonal 1.5:1 aspect ratio
Resolution         960 x 640 pixels
Rear camera        8 MP, HD video (1080p) at 24/30 frame/s
Front camera       0.3 MP VGA 30 FPS (480p)
Connectivity       WiFi, Bluetooth, GPS

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⇑⇑ iPhone Models - Frequently Asked Questions