User's Guide
Page 7
...download the PC/Mac setup instructions for mic and chat signals and appears as "Turtle Beach USB Headset" in Windows® and Mac operating systems. This lets you assign the P11 mic and chat in your game software as two independent headsets in one package: Amplified Stereo Headphones: The green 3.5mm... plug sends the stereo game signal from the computer sound card to the P11 headphone amplifier so you can hear game sounds...
...download the PC/Mac setup instructions for mic and chat signals and appears as "Turtle Beach USB Headset" in Windows® and Mac operating systems. This lets you assign the P11 mic and chat in your game software as two independent headsets in one package: Amplified Stereo Headphones: The green 3.5mm... plug sends the stereo game signal from the computer sound card to the P11 headphone amplifier so you can hear game sounds...