iPhone 3GS

Essentials
Family: iOS
Codename: ?
Minimum OS: iPhone OS 3.0
Maximum OS: iOS 5.0.2
Introduced: June 2009
Processor
CPU: Samsung S5PC100 (ARM Cortex A8 core)
CPU Speed: 600 MHz
FPU: integrated
Bus Speed: 150 MHz
Register Width: 32-bit
Data Bus Width: 32-bit
Address Bus Width: 32-bit
Onboard RAM: 256 MB
Maximum RAM: 256 MB
Video
Screen: 3.5" multi-touch
GPU: PowerVR SGX (Supports OpenGL ES 2.0)
Max Resolution: 480x320
Video Out: composite, component (via Dock Connector)
Camera: 3.15MP
Storage
Flash Drive: 16/32 GB
Input/Output
USB: via Dock Connector
Audio Out: stereo 16 bit mini
Speaker: mono
Microphone: mono
Sensors: Accelerometer, Proximity sensor, Ambient light sensor
Networking
Airport Extreme: included
Bluetooth: 2.1+EDR
Cellular: GSM/EDGE (850, 900, 1800, 1900 MHz), UMTS/HSDPA (3.6 & 7.2 Mbps) (850, 1900, 2100 MHz)
Location: GPS, Digital Compass
Miscellaneous
Battery Life: Talk 5 hrs (3G)/12 hrs (2G), Standby 300 hrs, Internet 5 hrs (3G)/9 hrs (Wi-Fi), Video 10 hrs, Audio 30 hrs
Dimensions: 4.5" H x 2.4" W x 0.48" D
Weight: 0.29 lbs.

Introduced in June 2009, the iPhone 3GS included both specification and feature enhancements over it's predecessor, the wildly successful iPhone 4, and an 8 GB model was added for $99 (with subsidy). In October 2010, the price was lowered to $0 (with subsidy).
Picture Credits:
Apple, Inc.
