Welcome to my store, we have many kinds of price products, we launch new products every day, please follow my store and pay more attention, for more products, Please click on the seller information to enter our store to buy, we hope give you a pleasant shopping experience. Thank you and have a nice day!Description: speakers or headphones with microphone holes;USB interface, plug and play, replaces the traditional sound card;Multi-channel technology to achieve 7.1-channel dynamic sound effects;Dynamic rotation of the sound field;Headphone and speaker mode free switching function;Analog speaker position adjustment function;Output level adjustment;It converts analog signals (line signals such as microphones and CDs, MP3s, TVs, and tape recorders) into digital signals and saves functions. A simple USB interface device is used for plug and play.; Fully compatible with USB high-speed Output power; 5v 600 mAInterface; usb2.0Expansion interface; 3 portsSystem support; win98 2000 xp vsita 7 8 8.1Device support; mouse keyboard u disk power supply webcam and other USB devicesPackage Includes:1x 7.1 channel USB2.0 Sound CardABS USB External Sound Card;7.1 channel USB2.0 Sound Card ;USB Sound Adapter Cable;USB Sound Card ;USB Audio Adapter Card;7.1 Channel Sound Mic Speaker Adaptera a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a