Features:
100% Brand new and high quality!
Complaint with USB 2.0 full-Speed (12Mbps) Specification
Complaint with USB audio device class specification 1.0; Complaint with USB class specification 1.1.
USB bus-powered mode，no external power required.
Functional keys:Mircrophone-Mute，Speaker-Mute，Volume-Up，Volume-Down.
Driverless no driver required for Windows Vista， for Linux， for MacOS.

Specifications:
Color: Black， white ( Please leave me a  message for what color do you need， thank you dear friend )
Type: USB soundcard

Package included:
1 x Audio External Sound Card Adapter CAJR