Palm  announced the  Treo 500 windows mobile smartphone on 12th this week. Not a very sleek design we would say, it is wasting too much space on the shortcut buttons at the middle.
Some unconfirmed features :

• 61 x 110 x 16mm

• 150MB built in memory

• Windows Mobile 6

• UTMS

• 320 x 240 TFT screen

• microSD card slot

• Bluetooth

• 2 megapixel camera