7, 1 sound track card: manufactured with the purpose of durability, this product would spend eminently long period of time with you, usb sound port; USB 3, 1 sound card: the efforts and fine craftsmanship we put into the making of this product make for superior reliability, 7.1 sound track card; USB sound port: with the buttons on it you could easily turn up and down the volumn, 7.1 sound track card; It has been optimized for both microphone and earphone; This adaptor has a built- card, with which you could easily use the USB port of your PC for audio transmission

What's in the box
1 x × Sound Cards & Adapters