8 GB Internal memory
Inserting a micro SD card
3-axis electronic compass
Ultrasensitive GPS /GLONASS receiver which is completed by a quad helix antenna. The GLONASS satellite system allows the GPSMAP64 to lock an average position 20 % faster.
Allows you to exchange data with other Garmin devices and mobile applications using Smart Notification technology (emails, SMS and alerts) directly on the GPS ( Iphone model 4s or newer).
GPSMAP64ST are compatible with BaseCamp , a free downloadable software that allows you to easily prepare all you outings.