3. Application Software Installation
4.
Echo Low/High Control Bar
：
Adjust echo low/high
5.
Magic Voice Function (Optional)
：
This function only supported in multi-channel
audio products.
When you enable microphone echo then can pull down the menu to select magic
voice. Magic voice provides 5 different effects for choice.
6.
Start Key Shifting Function
：
Select this button to enable key shifting function
and control.
7.
Key Shifting Low/High Control Bar
：
This function can adjust tune of background
music to fit your singing.
8.
Star Vocal Cancellation Function
：
Select this button to enable vocal cancellation
function and control.
9.
Vocal Canceling Control Bar
：
This function can control singer’s vocal of
background music and cancel it as possible.
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