Samsung galaxy S3

Samsung galaxy S3 has Super AMOLED capacitive touchscreen, 16M
colors Size 720 x 1280 pixels, 4.8 inches (~306 ppi pixel
density),Protection Corning Gorilla Glass 2- TouchWiz UI,And it runs on Android OS Android OS, v4.0.4 (Ice Cream Sandwich), 4.3 (Jelly Bean), planned upgrade to v4.4.2 (KitKat),Chipset Exynos 4412 Quad CPU Quad-core 1.4 GHz Cortex-A9 GPU Mali-400MP
It has a primary 8 MP, 3264 x 2448 pixels, autofocus, LED flash and  secondary 1.9 MP 720p@30fps camera.Samsung galaxy S3 has an Internal 16/32/64 GB, 1 GB RAM and its has a microSD cardslot which can be expanded up to 64 GB.The device is powered by a Li-Ion 2100 mAh battery.

Key specifications:  
* Quad-core 1.4 GHz Cortex-A9 Processor 
* 4.8 inches (~306 ppi pixel density)
* Primary 8 MP, 3264 x 2448 pixels
* Secondary 1.9 MP 720p@30fps 
* Internal 16/32/64 GB
* 64 GB expandable memory 
* 1 GB RAM 
* Li-Ion 2100 mAh battery
.