Cateck USB External Stereo Sound Adapter for Windows and Mac. Plug and play No drivers Needed Enable USB connectivity with your existing 3.5 mm audio headphones, headset, speakers, or microphone Adapter is lightweight, extremely compact, and constructed of durable aluminum in a Silver finish Perfect to bypass a faulty sound card, audio port, or as a replacement for a broken USB audio adapter USB bus-powered, no external power required. No drivers necessary. Fully plug and play. Compatible with any standard USB Audio Class enabled system including Windows XP through 8.1, Linux, Mac OS X and Google Chromebook