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*Why can’t the manager format the player?

You may have opened the player in another file browser. If so, please close it for formatting.

*How can a WMA file be compressed?

To assure that the compressed file can be played properly, we suggest you use Windows Media Player 7.1 or higher, which you can download for free from the Microsoft website.

3 Specifications

Model Name

aigo MP3 UM-F158 Plus

 

 

 

 

Built-in Memory

128M/256M/512M

Flash

Memory

 

 

 

Screen

96*39 OLED

 

 

 

Battery

1 size AAA battery, up to 7 hours

of playing time

 

 

 

Earphone Output

7Mw x 2/32 ohm

 

 

 

 

Output Range

20~20KHz

 

 

 

 

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Aigo UM-F158 user manual Specifications