The HP iPAQ rx5900 Travel Companion is your all in one assistant with built-in GPS-receiver and touchscreen. The operating system is Windows Mobile 5.0 and with the help of Windows Mediaplayer 10 you can watch videos and play or stream audio. TomTom Navigator 6 is preinstalled and with the 2 gigabyte memorystorage you have more than enough space for your office stuff. Last but not least you can use your Office applications like Word, Outlook and Excel!