inputs.text: awesome little doodad - bought plug laptop use opencpn free open source nautical chart program uses free noaa charts opencpnorg navigate east coast installed drivers included cd plugging 64bit win7 laptop plugged immediately recognized provided position info opencpn microsoft streets trips drive savannah pensacola never lost track satellites also linux installed although included cd driver not work ubuntu 1010 recognized \\told\\ plugged first time automatically recognizes every time installed no fuss complaints not support libraries linux cd included \\gps info\\ program comes garbage not recognize com ports 64 bit machine worked fine old 32 bit not use anyway not big issue second unit first one 2 years beat severely sailing still working fell overboard waterproof unfortunately not float neither laptop attached ouch good quality money durable useful across many program operating systehem platforms