Mobile gps phone

either the ipaq hw6950, since it's available locally and will support Java easily,

or the loox t830 - http://www.solopalmari.com/content/view/1741/143/1/2/ , http://www.fujitsu-siemens.com/campaigns/pocket_loox_t/index.html - since it has usb host mode and an autofocus 2mpix camera

http://support.fujitsu-siemens.de/forum/viewforum.php?f=25 - fujitsu-siemens evidently useless support forums

http://www.expansys.com/forumthread.asp?code=130765&thread=5 - let's see if expansys can help

http://dcg.ethz.ch/theses/ws0405/gps_ipaq_report.pdf - nice doc on creating GPS apps using Jeode