This document provides specifications for the Sony Xperia Miro ST23i smartphone. It has a 3.5 inch display, 1GB of RAM, 4GB of storage, and runs Android 4.0 Ice Cream Sandwich. Key features include a 5MP rear camera, 0.3MP front camera, Bluetooth, WiFi, 3G connectivity and a 1000mAh battery. It has a black color option and dimensions of 11.3 x 5.94 x 0.99 cm.