SABRENT USB-SBCV USB 2.0 External 2.1 Surround Sound Adapter

3D stereo USB audio adapter
USB 2.0 Hi-Speed specification
Backward compatible with USB 1.1
Connectors: USB type A, stereo output jack, microphone input jack
Function keys: microphone-mute, speaker-mute, volume-up, volume-down
LED indicators: microphone-mute status, activity
No external power required
Plug & Play, no drivers needed