Pumatech Intellisync 5.1- Box Patented Data Synchronization Extensions Technology ( DSX Technology ) engine simultaneously syncs your handheld with multiple PC apps like Microsoft Outlook, Lotus Notes and Organizer, Novell GroupWise, ACT!, and many more Intelligent field mapping, custom filtering & full conflict resolution ensure accuracy, convenience & reliability Outlook Custom Forms Support Requires Windows 95, 98, ME, 2000 Pro, NT 4.0 w/SP3, or XP on 486+ PC, 30MB disk space, 16MB RAM+, CD-ROM drive, available Serial or USB port