WMA compatibility
Media
CD-R/-RW
DVD-R/-RW/-R
DL
USB storage de-
vice
SD memory card
File extension
.wma
Bit rate
5 kbps to 320 kbps (CBR), VBR
Sampling frequency
8 kHz to 48 kHz
Note:
The navigation system is not compatible with the following:
Windows Media Audio 9 Professional, Lossless, Voice
WAV compatibility
Media
CD-R/-RW
DVD-R/-RW/-R
DL
USB storage de-
vice
SD memory card
File extension
WAV files on the CD-R/-RW, DVD-R/-RW/-R
DL cannot be played.
.wav
Format
Linear PCM (LPCM), IMA-ADPCM
Sampling frequency
LPCM: 16 kHz to 48 kHz
IMA-ADPCM: 22.05 kHz and 44.1 kHz
Quantisation bits
LPCM: 8 bits and 16 bits
MS ADPCM: 4 bits
Note:
The sampling frequency shown in the display may be rounded.
AAC compatibility
Media
CD-R/-RW
DVD-R/-RW/-R
DL
USB storage de-
vice
SD memory card
File extension
.m4a
Bit rate
8 kbps to 320 kbps (CBR)
Sampling frequency
8 kHz to 44.1 kHz
8 kHz to 18 kHz
Note:
The navigation system plays back AAC files encoded by iTunes.
Appendix
Engb
164
Appendix