This smartphone is the first CDMA model in the popular Treo line. Notable features include a color display, 3G 1x high-speed data, PalmOS, speakerphone, mini-keyboard, infrared, and Handspring's ...

I have used the Treo's 300, 600 and now the 650 ... organiser and pretty good for most of the 100,000 Palm apps that run on it. No other smartphone comes close IMHO. They may have better features ...