inputs.text: good firmware improved - gps device many features might not expected sport gps including ability play music show photos movies even display contents text file work many features following planned route making area measurehement not tested use device logging bicycle trips works sufficiently well purpose long track files not allowed grow large size isfrom manualdefault file names trk0000trk kml0000kml gpx0000gpx respectively record maximum 25000 track waypointsno file names ever created no matter many times tracking initiated long continues certain point files large enough cause device hang unresponsive touch screen two buttons requires twobutton reset device no tracking done track files delete serious problehemminor problehems include odometer displays feet set imperial units no matter distance no switch miles scrolling display speed makes speed sometimes impossible read partially outside window track history display shows current position wrong placethe company not responded ehemails reporting problehems comment section company web page not seehem work submitting comment results message page waiting approval nothing happensthe firmware version unit 130130826c30 no opportunity update firmware discussed manual offered company web page