O’Reilly Media book: Galaxy S II: The Missing Manual

• http://shop.oreilly.com/product/0636920016052.do
• http://www.android.com/about/ice-cream-sandwich/

This book describes the Android 2.x firmware.

I guess, after the upgrade to the Ice Cream Sandwich (4.x) Android firmware, this book will not properly describe the smart phone any longer.