Garmin Nuvi 660 GPS Receiver "accuracy words" Questions

...accuracy, it is only a receiver, this model particularly have the highest signal. in other words i suggest you reset your unit from the bottom and see if there is any improvement, replace the unit ...

...words: . calendar . temperature . alarm and . world time. The back has six buttons marked: Mode Set Up Time Reset and Start/Stop. It shows no brank name other than ''made in China'' and is about the ...