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Toyota is now integrating Bluetooth into its Japanese vehicles for use with the new G-Book Alpha service. For us stateside folks, it can most easily be compared to OnStar. For this to work, your vehicle needs to have some sort of GPS navigation system and a Bluetooth enabled phone nearby.

Book Alpha is capable of calling an ambulance when an air bag opens, playing karaoke songs, and sending a mobile phone message when a car door is left unlocked

Finally, a way to sing karaoke while driving without worrying about whether the ambulance will arrive on time.

Toyota Cars can now talk [Phoneyworld]