Home / GNSS / UniStrong Rugged GIS Handheld G659 UniStrong Rugged GIS Handheld G659 Category: GNSS Description Description 3.2” Rugged GIS Handheld G659 3.2” Rugged GIS Handheld G659 Related products GNSS , Software CARLSON SURVCE | SURVPC CARLSON SURVCE | SURVPC GNSS , Highlight VDO e-survey GNSS TERSUS David GNSS GNSS e-Survey UG908 Fieldworks controller