Utilities and Drivers

• TDCHK 
  Dongle Checker Software - 188 Kb, EXE
• Driver for Sentinel dongle 32 bit PC's 
  Driver v.5.41.1 - 4.8 Mb, EXE
• Driver for Sentinel dongle 32 bit PC's 
  Driver v.5.41.0 - 4.3 Mb, EXE
• Driver for Sentinel dongle 64 bit PC's 
  Driver v.5.41.0 - 977 Kb, EXE
• NAVMAN GPS Serial Driver Installation
  Driver v. 3.1.3 - 79 Kb, EXE