Microsoft KB Archive/295952

= The Acoustic Echo Cancellation Technology May Not Work with Various Sound Cards =

Article ID: 295952

Article Last Modified on 1/15/2006

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APPLIES TO


 * Microsoft Windows XP Home Edition
 * Microsoft Windows XP Professional

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This article was previously published under Q295952





SUMMARY
This article describes the Acoustic Echo Cancellation (AEC) technology and how it may not work with various sound cards.



MORE INFORMATION
The AEC technology eliminates audio echoing in full-duplex communication situations, for example, in a Microsoft NetMeeting conversation that occurs between two users each of which uses a microphone.

The AEC technology may not work with the following devices:
 * ISA sound cards (including Plug and Play ISA sound cards)
 * ESS Maestro2E sound card (by ESS Technology, Inc.)

The third-party products that are discussed in this article are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products.

Keywords: kbinfo kbsound KB295952

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