The Voice Control app within the iPhone allows users to dial contacts, play music, and control various, limited aspects of their iPhone, but with iOS 4, there are some new commands for you to take control of. Users can now, like their Microsoft Voice Command suite for Windows Mobile, inquire about the time and ask specific information about the song–like who sings a particular song playing. You can go to ATMac for a cheat sheet of all the commands available for iOS 4 upgraded iPhones as well as the newly released iPhone 4.

(via: Gizmodo)