Notes on MP3ENGLISH23CX-D3000U3232❐ What is MP3?≥ High bit rate and high sampling frequency arerecommended for high quality sounds.≥ Selecting VBR (Variable Bit Rate) is not recom-mended because playing time is not displayedproperly and sound may be skipped.≥ The playback sound quality differs depending onthe encoding circumstances. For details, refer tothe user manual of your own encoding softwareand writing software.≥ It is recommended to set the bit rate to “128 kbpsor more” and “fixed”.Caution:≥ Never assign the “.mp3” file name extension to a file that is not in the MP3 format. This may not onlyproduce noise from the speaker damage, but also damage your hearing.∫ Displayable characters≥ Displayable length of file name/folder name: within 99 characters≥ Name files and folders in accordance with the standard of each file system. Refer to the instructions of writ-ing software for details.≥ ASCII character set can be displayed.ASCII character setA to Z, a to z, digits 0 to 9, and the following symbols:(space) ! ” # $ % & ’ ( ) * + , - . / : ; < = > ? @ [ \ ] ˆ _ ` { | } ~Note:≥ With some software in which MP3 format files have been encoded, the character information may not bedisplayed properly.≥ Undisplayable characters and symbols will be converted into an asterisk.❐ Points to remember when making MP3 files∫ Displayed itemsCD-TEXT≥ Title≥ Track≥ ArtistMP3≥ Folder≥ FileMP3 (ID3 tag)≥ Album≥ Title≥ Artist❐ Display informationMP3 (MPEG audio layer 3) is the compression format of digital audio. It is developed by MPEG (MotionPicture Experts Group). Using this compression format, you can record the contents of about 10 music CDson a single CD media. (This figures refer to data recorded on a 650 MB CD-R or CD-RW at a fixed bit rate of128 kbps and a sampling frequency of 44.1 kHz.)Note:≥ MP3 encoding and writing software are not supplied with this product.≥ CD writing software is not supplied with this product.