Feature:Compensates the details and clarity of compressed audio date.Increase the bass reproduction capability of headphone.Smart Volume:Normalizes sound levels of different audio contents.Voice Clarity:Improve clarity of received voice from VoIP application.Multi-function keys support microphone-mute，speaker-mute，volume-up，volume-down，former-song，next-song and stop\/start.Plug !#!amp!*!amp; Play and easy to use，no driver required.
Specification:Supports for Windows 98SE\/ME\/2000\/XP\/Vista\/WIN7\/Win8\/Server\/Mac OS 10 or higherSize:8x4.2x1.3Color:Black\/White
Package Includes:1x 8.1CH Sound Card