USB Audio Adapter Sound Card with Stereo Headphone/Speaker and Mono Microphone Jacks External Convertor for PC Laptop Product Introduction
Dual-headset dual-microphone USB sound card brings a new experience to video game users.
Meets the best 1.0 USB audio device specifications.
USB bus - power mode, no external power supply required.
Connector: USB Type A socket, 2 stereo output jacks, 2 mono microphone input jacks.
Function keys: microphone mute, headphone mute, volume increase, volume reduction.
No drivers are required to install Windows 98 / SE / ME / 2000 / XP / Server 2003 / Vista / Linux / Mac OS.
No need to install drivers, plug and play, and meet all major operating systems.
Xara 3D (7.1 channel sound simulation software) for Windows XP / Vista.
The USB virtual 7.1 channel sound adapter is a highly flexible audio interface which can be used either desktop or notebook system. bundled with Sear 3D sound simulation software, 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 operation systems.

Specification:
Female Connector: 3.5mm Audio Jack
Adapter Size: 1.6*1.0*0.4 inch
Color: Black
Compliant with USB 2.0 Full-Speed(12Mbps) 
Compliant with USB audio device class specification 1.0
Compliant with USB HID class specification 1.0
USB bus-powered mode, no external power required
Connectors: USB Type-A, stereo output jack, mono microphone-input jack
Functional keys: microphone- mute, speaker-mute, volume-up, volume-down
include Xara 3D, the virtual 7.1 channel sound simulation software for Windows XP/Vista
Driverless - no driver required for windows 98 SE/ME/2000/XP/server 2003

Features:
USB 2.0 Hi-Speed specification 
Backward compatible with USB 1.1 
Connectors: USB type-A, stereo output jack, microphone input jack 
Bus-powered; no external power required
Plug & Play, no drivers needed