- br br Top Deal Review - Garmin GPS 76CSX Handheld GPSbr br Technical Detailsbr High-Sensitivity GPS Receiverbr Color-Handheld Mapping Ideal For Both Marine & Outdoor Usebr Bright, Sunlight-Readable Color Tft Displaybr 128 Mb Micro Secure Digital Card For Storage Of Optional Map Detailbr Fast Usb Connectivity Makes Loading Charts & Maps Quick & Easy