Samsung S3 mini

Samsung S3 mini
Android 4.1 Jelly Bean OS
Wi-Fi hotspot
4-inch display, the S3 mini 
1GHz dual-core processor
1GB of RAM 
a microSD card slot
has a 4-inch WVGA (480 x 800 pixels) Super AMOLED display
a 5-megapixel camera
the 1,500mAh battery in the S3 mini lasted us a full day on our standard test settings