Specification - Computer Connector: USB 2.0 Male - Headset Connector: 3.5mm TRRS Female System requirements * Windows 10 * Windows 8.1/8 * Windows 7 * Windows Vista * Windows XP * Mac OS 8.6 or above Note: 1. This USB sound adapter is designed for your new headset with 3.5mm TRRS interface. It does not work with headset with separate headphone and microphone 3.5mm audio port. 2. The USB interface on PS3 does not carry audio signal, so this usb audio adapter does not work with PS3. Configuration Instructions Windows: * Right-click on the sound icon in the taskbar; * Select Playback or Recording devices; * Adjust the volume on the computer and in the application. for Mac: * Go to System Preferences > Sound > C-Media USB Headset > Output or Input > Volume Package Content: USB Stereo Audio Adapter with 3.5mm TRRS x 1