The USB sound card 7.1 allows you to connect to an external speaker or microphone through the USB port on your PC. It also allows you to connect a microphone in your PC.
KEY FEATURES

7.1 Channel External USB Audio Sound Card Adapter

USB 2.0 Full-Speed (12Mbps) Specification

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

USB bus-powered, no external power required

LED indicators: Microphone-Mute Status, Activity

Volume up and down buttons
KEY FEATURES
Complaint with USB2.0 Full -speed ( 12 Mbps ) specification
Compliant with USB Audio Device Class Specification1.0
Compliant with USB HID Class Specification1.1
USB bus – Powered mode . no external power required
Connectors : USB Type – A, Stereo output jack, Mono microphone- input jack
Include Xear 3D,the virtual 7.1 channel sound simulation