Playing Audio Files - Roland MT-90U Owner's Manual

MT-90U Basic Operation

Playing Audio Files

The MT-90U can play audio files stored on USB memory or play a commercial music CD
when the CD drive (sold separately) is connected.
NOTE
Supported audio file formats
The MT-90U can play the following audio file formats.
WAV
(.wav)
AIFF
(.aif)
MP3
(.mp3)
NOTE
NOTE
NOTE
42
Features such as Metronome and Count In do not work for audio files.
Sampling frequency
Bit depth
Channels
Sampling frequency
Bit depth
Channels
Format
Sampling frequency
Bit rate
The maximum number of audio files that the MT-90U can handle within a single folder
is 99. If you intend to copy more than 99 files onto the USB memory, create new
folders and save up to 99 files within each folder.
You cannot use a period (.) at the beginning of the file name.
You cannot use the following characters in the file name.
\ / : , ; * ? " < >
When naming a file, use only letters and numbers.
Make sure that WAV format files end with ".wav," AIFF format files end with ".aif," and
MP3 files end with ".mp3." Any other file name extensions cannot be read.
44.1 kHz
16 bit
1 (mono) / 2 (stereo)
44.1 kHz
16 bit
1 (mono) / 2 (stereo)
MPEG-1 audio layer 3
44.1/32/40/48/56/64/
80/96/112 kHz
128/160/192/224/256/
320 kbps