The smaller dial on the right allows you to fade between game audio and voice chat.
In a moment of frantic intuition, Elias realized the MA3P03 was a "tug-of-war" machine. If he turned it too far left, his teammates became ghosts, drowned out by the roar of grenades. If he turned it too far right, he could hear his friend Dave eating chips three states away, but he couldn't hear the enemy flanking him. Astro Mixamp Ma3p03 Manual
If you have lost your physical quick start guide, use this cheat sheet for the ports and buttons. The smaller dial on the right allows you