32EnglishMicrophone featuresThe stereo microphones in your Aspire PC can perform several special functionsto provide you with the best quality sound possible. You can access thesefunctions from the taskbar.To access the microphones functions:Double click the HD Audio Manager icon located on the taskbar. Then select theMicrophone tab on the main menu.Acoustic echo cancellationAcoustic echo cancellation technology is used to improve performance of Voiceover Internet Protocol (VoIP) applications . A common problem with suchapplications is an echo caused when the microphone picks up sound outputfrom the speakers. Enabling echo cancellation prevents speaker output frombeing picked up by the microphone, reducing echo.Click Acoustic Echo Cancellation to enable this feature.Noise suppressionNoise suppression can be enabled to reduce background noise, such as thesound generated by your PC’s cooling fan, which interferes with the soundquality of your notebook.Click Noise Suppression to enable this feature.Beam formingBeam forming is a form of directional recording. Once enabled, beam formingonly records the sound from a certain direction. The best quality can beobtained at an angle of exactly 90’, or directly in front of the microphone.Click Beam Forming to enable this feature.
