16. The personal navigation device of claim 10 further comprising an audio decoder for playing an audio file associated with the POI data structure in addition to playing the speech associated with the text message when the processor indicates that the personal navigation device is within the predetermined radius of the POI.
16. The personal navigation device of claim 10 further comprising an audio decoder for playing an audio file associated with the POI data structure in addition to playing the speech associated with the text message when the processor indicates that the personal navigation device is within the predetermined radius of the POI. 17. The method of claim 16 , wherein the audio decoder is a Moving Picture Experts Group Layer-3 (MP3) decoder and the audio file is an MP3 file.