USB 3d Audio Sound Card Microphone Headset Adapter New generic USB Sound Card Adapter Quantity: 1 Instantly creates microphone in & audio out jack from any PC USB port No need to reach behind your PC for audio jacks Compensates any desktop speakers with short 3.5 mm cable Plug & Play, no installation required! Supports 3-dimensional sound Virtual 5.1 sound effects USB powered, no external power required Digital Class-B power amplifier 27 Environment sound effects 10 Band / Pre-set equalizer Great for Skype / Internet phones / Chat programs / MSN / Yahoo / ICQ and more