Asus Xonar HDAV1.3 Slim User Manual page 41

4. Your VOIP application has been added into list.
5. Check the check box of ChatEX and Magic Voice.
6. You can use ChatEX and Magic Voice when you chat online.
Click the checkbox to enable VocalFX function, then a prompt message will pop
up:
This message implies the record device will be set to microphone. Make sure
the GX function is enabled. Click "OK" to accept it, or "Cancel" if you want to
enable it later. Check "Don't remind me again" if you don't want to see this
message pop up next time.
ASUS Xonar HDAV Slim
41