- br br Top Deal Review - Garmin GPSMAP 60CSx Handheld GPS Navigatorbr br Technical Detailsbr High-sensitivity GPS receiverbr Bright, sunlight-readable color TFT displaybr Color-handheld mapping ideal for both marine and outdoor usebr 64 MB microSD card for storage of optional map detail; NOTE: microSD card is located in the device, not as a separate, additional itembr Fast USB connectivity makes loading charts and maps quick and easy