The first smartphone featuring the Android OS has finally launched yesterday in US. I am sure you enjoyed the comprehensive coverage on our sister site – Android Community. Here is some videos created by Vincent Nguyen and videos from T-Mobile / Google, if you have not go through them yet.

First T-Mobile G1 Promotional Video

Smarterer. Connecteder. Funnerer. That’s what the new T-Mobile G1 advertising video promises to deliver to users. And really, the ad is quite convincing. When it comes to a slick marketing campaign, T-Mobile is definitely delivering this time around. – Android Community

Pre-loaded applications in G1

The G1 comes pre-loaded with many useful applications including Google Search, Maps, YouTube, Gmail, Contacts, Calendar and IM. Sing in just once with you Google account and it will automatically synchronize all of your applications. You can even protect your data with a secure “lock pattern”. - Android Community

T-Mobile G1 Live Demonstration by Android project manager Erick Tseng, covering everything from the innovative unlock system, through the menu structure, the browser and the QWERTY keyboard. – Android Community

Android Market Walkthrough

Google Map Street View on Android OS

The G1 offers a lot of location based services including the ability to see where your friends are. Similar to Buddy Beacon the G1 can help you locate others as well as broadcast your location, however it is not limited to those who are using a specific application. It is the same with all Android phones. – Android Community