inputs.text: navin works - received navin time good condition happy reviews amazon explain manual not sad product importance photographers doesnt better operating manual still guessing data log turned icon something looks like musical note not blinking solid image probably means operating recording experiment ways see happens still not sure navin firmware update located think might mislabeled ntrip firmwarei look forward using september hike portions lake superior hiking trail want know location photos ive taken many spots trail past data logger definitely helpi gave 4 star rating deficiencies manual well small size hiking every ounce pound