About Mode
Push the Menu Switch to the right (Next) 
or to the left (Previous) 
to select the About icon, and then press the Menu Switch inwards 
to enter. The firmware version and available memory of your T.sonic™ 520 will be displayed on the OLED screen. Press the Menu Switch inwards (Menu) 
again to get back to the settings menu.
Sync Lyrics Mode
Displays the lyrics of the song being played on the OLED screen.
1.Push the Menu Switch to the right (Next) 
or to the left (Previous) 
to select the Sync
Lyrics icon in the Settings, and then press the Menu Switch inwards 
to enter.
2.Push the Menu Switch to the right (Next) 
or to the left (Previous) 
to change the Sync
Lyrics settings (“Enable” item or “Disable” item). Press the Menu Switch inwards 
again to complete the Sync Lyrics setting.
Exit Mode
In the Settings Menu push the Menu Switch to the right (Next) 
or to the left (Previous) 
to select the Exit icon, and then press the Menu Switch inwards (Menu) 
to quit the
Settings mode.
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