Overview<br> Ugreen USB Audio Adapter includes a stereo headphone output jack and a mono microphone input jack. It can bypass the defective sound card or the faulty 3.5mm audio port of your laptop/desktop system and regain the audio function for you. Save the cost of replacing a failed sound card. <br> Meanwhile, some laptops or ultrabooks only combine headphone and microphone into one 3.5mm audio jack. With this usb Audio Adapter, your traditional headset could still be used on your laptops <br> <br> Configuration Instructions <br> <br> Windows:<br> - Right-click on the sound icon in the taskbar <br> - Select Playback or Recording devices <br> - Adjust the volume on the computer and in the application <br> <br> Mac: <br> - Open System Preferences > Sound > C-Media USB Headset > Output or Input > Volume <br> <br> Important Notes<br> - Mono Microphone requires a 3.5 TRS connector (not TS) <br> <br> Specifications<br> - Computer Connector: USB 2.0 Male <br> - Headset/Speaker Connector (Green): 3.5mm Female <br> - Microphone Connector (Pink): 3.5mm Female <br> - Support 44.1K/48K, 16 bits<br> - Cable Length: 15cm/5.9" <br> - Chipset: C-Media <br> <br>System requirements<br> Windows 10/8.1/8/7/Vista/XP <br> Mac OS <br> Linux <br> Chrome OS <br> <br> What You Get