Appendix F: Surround Sound66Appendix F: Surround SoundSelect the Audio tab at the top of the window and select your newly createdSuperChannel audio device from the Sound playback Default device dropdownbox. In this example our SuperChannel device is called Layla3G 1-8 Analog Out.Click the Apply button.Now click the “Advanced…” button in the Sound Playback area to bring up theAdvanced Audio Properties window: