Play a Song
Press 
to play the currently selected MP3, WMA, or WAV track.
Pause a Song
Press 
to pause and
Next Track
Press 
to skip to the next available song.
Previous Track
Press 
to go back to the previous song.
Fast Forward
Press and hold the 
button to
Rewind
Press and hold the 
button to rewind.
Increase Volume
Press once or press and hold the 
button until you reach the desired volume level.
Decrease Volume
Press once or press and hold the 
button until you reach the desired volume level.
Main Menu
Press 
in any mode to bring up the Main Menu. The Main Menu gives you access to the MUSIC, RADIO, RECORD modes and the SETTINGS menu.
Voice Recording
The T.sonic 615 records using its 
button.
1.Press and hold the 
button for 2 seconds in any mode (except the FM Radio mode) to activate the T.sonic 615’s
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