The N900 functions as a mobile internet device,and includes e-mail, web browsing and access to online service,a 5 mega pixel digital camera for still or video photography,a portable media player for music and video,calculator,games console and text processor SMS,as well as mobile telephony using either a mobile network or VoIP via Internet(mobile or Wi-Fi).Maemo provide an X-terminal interface for interacting with the core operating system.
It was launched at Nokia World on September 2, 2009 and was released on November 11, 2009 in the United States and 9 European countries.
The N900 was launched alongside Maemo 5, giving the device an overall more touch-friendly interface than its predecessors and a customizable home screen which mixes application icons with shortcuts and widgets. Maemo 5 supports Adobe Flash Player 9.4, and includes many applications designed specifically for the mobile platform such as a new touch-friendly media player
The Nokia N900 was announced on September 17, 2008 during a keynote presentation by Dr. Ari Jaaksi of Nokia. New supported features were announced for Maemo 5 such as cellular connectivity over 3G/HSPA, TI OMAP3 processor and high definition camera support. No news on backward compatibility for older Internet Tablets and no time frame was established.The first photo and specifications of the N900, codenamed Rover while being developed, came out in May 2009.
