Acer MP-330 User Manual page 11

"Speed" Mode, Select this item to change the play speed.
"Language" Mode, Select this item to change the language of
this machine.
"Repeat" Mode, Select this item to change the repeat mode of
music play.
"Contrast" Mode, select this item to change the contrast of the
LCM displaying.
"ID3_Tag" Mode, select this item to Enable/Disable the
ID3_Tag displaying.
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