Pantech Matrix Pro is the latest exclusive dual slider Windows Mobile Smartphone from AT&T. The Matrix Pro runs Windows Mobile 6.1 Standard – it doesn’t have a touch screen, rather you navigate around it using the two keyboards and its cursor pad. It’s a tri-band 3G, quad-band EDGE phone with GPS, stereo Bluetooth and a 2-megapixel camera. It also supports AT&T’s relatively little-used video calling feature.

Nokia has announced the 5800 Navigation Edition, a repurposed version of its 5800 XpressMusic that gives users a variety of navigation-based features that include a lifetime of regional navigation licenses.

MetroPCS and Cricket Wireless have both made the new Samsung SCH-R560 Messenger II slider phone available to customers. The handset features a sliding full-QWERTY keyboard, 2.0 megapixel camera, and access to text messages and social networks. Users can snap pictures, shoot video, and store their newly created multimedia alongside music and more on a microSD memory card. Music lovers will appreciate Bluetooth with A2DP stereo support. With EV-DO data connectivity, users can also quickly browse their favorite web sites, as well.

The new Samsung M560 Reclaim  offers a slide out QWERTY keyboard, dedicated buttons, a 3.5mm headphone slot, 2.4 inch display, microSD support and a 2 megapixel camera. This is the first Samsung phone that uses the open source Google Android operating system.

Motorola Entice W766, an affordable clamshell feature phone with basic features like a music player, a 2.0 megapixel camera, and a speakerphone. Motorola Entice W766  includes external controls for the music player and its speakerphone. Bluetooth with A2DP stereo support is included for use with wireless headsets and headphones.