Nextar MA230 Instruction Manual page 28

Connect the mp3 with the PC, press the start
menu to find the Flary Address software:
Select the file menu to choose the new,
and then you will find the file 'C:\Program
Files\Flary\TelAddbk.dat', then copy the file
in your mp3
Select the file menu to choose the Input
Data to find the file (TelAddbk.dat) in your
mp3, and then press the open button.
Fill in team name in the blank and press the
Append Grouping button:
Select the team you added, and then key
in the Name and the TEL you want to add.
Press the New Card button and you can see
the name and Tel No. in the right blank.
Add the whole information as the above
steps:
Press the Save button and Quit. Disconnect
the mp3 to PC.