We have posted the leaked photos of Treo 800w here and here , the 800w is the upcoming smartphone with a codename Zeppelin. Today BGR blog posted a new model picture, the Treo 850w. The Treo 850w has the similar shape as the Treo Centrol, this model might be the new Palm smartphone that has a codename Skywriter.

The Treo 850w is powered by a 400MHz processor, it will have a built in 100MB memory. From the side view it looks like there is a WiFi on/off button. No other information is available at the moment.

Source [BGR]