Samsung announces Galaxy S III mini today, compared to Galaxy S III, the mini version has some changes in screen size and configurations.Below are the detail configurations of Galaxy S III mini:4-inch screen800 × 480 resolution5-megapixel primary camera, VGA front camera1GHz dual-core processorAndroid 4.1 operating systemSupport the Samsung S Voice Personal Assistant, NFC and S Beam transmission function1GB RAM, two versions with 8GB and 16GB memory, expandable to 32GB with microSD cardSamsung doesn't unveril the price and sale date for Galaxy S III mini.Actually I don't understand why S...