Getting information from the screen of a GPS is not bad, to have a voice to read it is better but the best is to put your own voice or the voice of a loved one. It is possible with Garmin Voice Studio.
Garmin Voice Studio is a program that allows you to put a customized voice to GPS Garmin. Apart from the software, all you need is a microphone. It is compatible with the following devices: nüvi 200-series, nüvi 205 series, nüvi 500 series, nüvi 700 series, nüvi 705 series, nüvi 800 series, nüvi 1200 series, nüvi 1300 series, nüvi 5000 series, zūmo 660, GPSMAP 620 and 640 and aera series.