Google debute his Phone

Google and US telecom carrier T-Mobile unveiled on Tuesday the first mobile device powered by the internet search gaint's software, Android.

The T-Mobile G1 will cost $179(approx Rs.8200) and will be available in the US from October 22, said Cole Brodman, T-Mobile chief technology and innovation officer, adding that other markets will see the phone next year.

Brodman called the phone, built by HTC, a "game-changing" device that will "Power the new mobile internet of the future".

The phone runs on Google's open-source Android software, which the company hopes will eventually become the dominant operating system for mobile phones and make handsets compatible with the networks of multiple carriers.

The G1 offers many of the features of Apple's iPhone, including a touchscreen, high-speed internet browsing, Wi-Fi, email and SMS texting. It can also run applications and services such as Gogle Maps with Street View, push-Gmail and YouTube.

Unlike the iPhone, however it comes with a trackball and a slide-out Qwerty keyboard.

The G1 will also feature Android Market, where customer can find and download applications to expand and personalize their phone.