With a full QWERTY keyboard, a convenient trackball and an internal antenna for uninterrupted design, the Blackberry Curve 8350i looks as sharp as it operates.

The handset runs on iDEN technology to provide International Nextel push-to-talk service for up to 20 participants between the United States, Canada, Mexico, Argentina, Brazil, Chile and Peru.

Built-in Wi-Fi allows users to browse the Internet and send and receive emails. Integrated GPS offers step-by-step directions, navigation and local search as well as access to thousands of third-party applications for jobs such as dispatch operations and fleet and workforce management tools.

An advanced media player is designed for playing music, videos and picture viewing. A 2.0-megapixel digital camera has digital zoom, flash and video recording.

Bluetooth 2.0 supports headsets, car kits, and other Bluetooth peripherals. Finally, for additional storage, the unit accepts expandable microSD memory of up to 16GB.

The BlackBerry Curve 8350i is available to Sprint users immediately online for $149.99 (with service agreement). It hits stores on January 11.

For full specs, click here.