•Convenient: A USB external sound card can easily add a 3.5mm AUX TRRS port (integrated audio-in and audio-out interface) to your computer,allowing you to connect your existing headphones with 3.5mm TRRS to your computer via the USB port. (Note: Does not work with headphones with a 3.5mm audio port for separate headphones and microphones) •Replacement USB Stereo Audio Adapter: Great for bypassing a faulty sound card,audio port,or replacing a broken USB audio adapter •Superior sound quality: The USB external sound adapter uses advanced C-Media IC technology to achieve the best sound quality and device performance. It is constructed from a durable ABS shell with an ultra-compact design •Flexible Cable Design: The 15cm cable length of the USB to 3.5mm adapter provides more space to use more USB ports on your laptop •Easy to Install: No drivers required,just plug and play USB bus-powered,no external power supply required •Wide Compatibility: This headphone to USB adapter works with any standard USB audio class system,compatible with Windows 10/8.1/8/7/Vista/XP,Mac OS X,Linux,and PS5 PS4,Google Chromebook,Windows Surface 3 pro,Raspberry Pi,etc. Specifications: •Type: USB A to 3.5 AUX •Chip model: ALC4032 •OS: Compatible with Mac OS/Windows/Linux,etc. Package included: •1 x USB Sound Card Adapter •1 x English and Chinese Manual •Other items not included