ASROCK X79 Extreme6/GB User Manual page 36

Note
1. If you want to hear your own voice through the microphone (Playback mode).
You can enable it by using ASRock Game Blaster's configuration Utility
CRYSTALVOICE
OR you can change your settings to "playback mode" by checking the "Listen to
this device" box in Control panel
Properties Listen.
2. If you want to change your playback device to a SPDIF-Out device, go into
Control panel
check the "Set as Default Device" option.
Test.
Sound Playback, then right click on SPDIF-Out and
36
Sound Recording Microphone