From XDA-Developers

This article is about the U.S. Cellular Galaxy S III. For other models, see Samsung Galaxy S III.

Specification

Manufacturer:	Samsung
Release Date:	06/2012
Operating System:	Android
Dimensions:	136.6 x 70.7 x 8.6 Millimeters
Weight:	133 g (4.7 oz)
Chipset:	Qualcomm Snapdragon S4 MSM8960
Display:	4.8 in (120 mm), 1280×720 pixels, 306 ppi (pixel per inch), HD SUPER AMOLED RGBG-Matrix (Pentile)
Networks:	2G 850, 1900 MHz CDMA 3G CDMA2000 1xEV-DO Rev-A 4G LTE 700, 1700 (AWS) MHz
Wifi:	802.11 a/b/g/n, Wi-Fi Direct, Wi-Fi hotspot
Bluetooth:	4.0
NFC:	Yes
GPS:	Yes
Video out:	Not Known
Camera:	8.0 megapixels with LED Flash
Secondary Camera:	1.9 megapixels
Internal Memory:	2 GB RAM / 16/32 GB (11.2GB/28.2GB available)
Memory Card:	MicroSD upto 64GB
Battery:	2100 mAh
Additional Features:	TouchWiz "Nature UX" UI

Introduction

XDA-Developers Forums for the Phone

This device does not have dedicated subforums, you may be able to find assistance in the Verizon subforums.

How to get into Recovery Mode

Unplug the USB cable.
Shut down the phone.
Hold down the 'HOME' + 'VOLUME UP' buttons and press the 'POWER' button for about 5 seconds to enter Recovery Mode.

How to get into Download Mode (eg: for Odin)

Unplug the USB cable.
Shut down the phone.
Hold down the 'HOME' + 'VOLUME DOWN' buttons and press the 'POWER' button for about 2 seconds until a WARNING! Screen appears. Press the 'VOLUME UP' button to enter Download Mode.
To get out of Download Mode, simply press and hold the power button until the phone restarts.