3d Sound Card Usb Addapter

3d sound card usb addapterdescription : support 3d sound (ac-3) and vlrtual 5.1 sound track the best entertalnment for game dvd music integrated 2 channe,usb audio controller main funciton: · real usb plug & play · drive 2ch speakers directly · support 3d posltlonal sound and vlrtual 5.1 ch sound track · use usb port power directly · external power adapter no need · digital class-b power amplifier inside · leading digital technology in the world · benefit:the best enterfalnment for dvd title, music, game & online content software value-added for dvd speaker shifter · 5.1x earphone · 2 speaker vlrtual theater · earphone plus personal theater · enhanced 5.1 home theater software value-added for music · 27*envlronmont effects · 3*envlronmont sizes ·