Exactly what I needed. Thanks!If you are referring the standard language Voices on your Nuvi, they can be found in the 'Voice' folder and are named [Language]_.vpm, these files could be copied between Nuvis, see below :-
View attachment 392
If you have audio messages that are triggered when you approach a Waypoint, Favourite, Point Of Interest etc., these can be inserted into your Nuvi using POI loader and are in *.WAV format see (Link HERE)