Compact, portable, convenient to carry 

The  USB Virtual 7.1 Channel Sound Adapter is a highly flexible audio  interface which can be used either with Desktop or Notebook systems, It  turns your stereo speaker or earphones into 7.1 channel environment. No  drivers required,just plug and play for

Compact, portable, convenient to carry 

The  USB Virtual 7.1 Channel Sound Adapter is a highly flexible audio  interface which can be used either with Desktop or Notebook systems, It  turns your stereo speaker or earphones into 7.1 channel environment. No  drivers required,just plug and play for instant audio playback,also  compatible with all major operaiton systems.  

Specifications:

Size: 56 x 25 x 18mm 

LED indicators: Microphone-Mute Status, Activity 

USB2.0 Full-Speed ( 12Mbps ) Specification 

USB HID Class Specification 1.1 

USB Audio Device Class Specification 1.0. USB bus-powered, no external power required. 

This  is USB 2.0 External 7.1-Channel Audio Sound Card Adapter. It can work  with either desktop or laptop. it extends your stereo speaker or  earphone to 7.1 channel environment, giving you high quality sound  enjoyment. 

Connectors: USB Type A, Stereo output jack, mono microphone input jack 

Functions keys: Microphone-Mute, Speaker-Mute, Volume-Up and Volume-Down 

Plug and Play. No drivers required for Windows 2000 / XP / Server 2003 / Vista, Linux, Mac OS 

Package included:

1 x USB 2.0 3D Virtual 7.1 Channel Audio Sound Card Adapter