1B-32
Chapter 1B
AUDIO
NAVIgATION SYSTEm
SYSTEm FUNCTIONS
1. MP3
Playable MP3 file standard:
Compression type
Sampling frequency
Bit rate
Max. directory layer
Max. characters for folder/file name 64 Bytes
Character set for folder/file name
Max. number of folders
Max. number of files
ID3 Tag
•
A fixed bit rate of 96, 128, 192kbps with sampling frequency of 44.1kHz is
recommended for stable audio quality during playback.
•
If the bit rate exceeds 192kbps, there may be sound jumping during MP3 playback.
Use 192kbps or a lower bit rate for the MP3.
Note
•
Each file that is not an MP3 file is also counted as a file.
•
MP3 tracks will only play from an SD card or a compatible USB device on the
Navigation system.
•
MP3 tracks from a CD can be played on the CD player or via the auxiliary input
socket using an external portable device.
3
– OVERVIEW cont.
MPEG-1 audio layer III
8,11.025, 12, 16, 22.05, 24, 32, 44.1, 48 (kHz)
8~320 (kbps)
8
A to Z, 0 to 9, _ (underscore)
256
512
Ver 1.0, Ver 1.1, Ver 2.2, Ver 2.3, Ver 2.4