Paragon Wireless introduces the world’s first SIP-based Windows Mobile 5.0® dual-mode handset—the hipi-2200. The hipi-2200 is the next generation in integrated dual mode handsets. Utilizing the proven VoWLAN / GSM dual-mode voice technology, the hipi-2200 adds the Windows Mobile 5.0® operating system to further expand the usability and functionality of this extremely versatile handset. With the built in 2.0M pixel camera, the MP3/MP4 player and the camcorder/recorder on a Windows Mobile® platform, users can access the Internet, listen to music and take and review pictures all from one easily carried handset, that also serves as their mobile phone. The 1100mAh Li-ion battery offers users up to 4 hours of talk time, or 100 hours of standby time, making the hipi-2200 the only handset they need to carry.
Here's a link: http://www.parawireless.com/hipi-2200.htm