Hi shpakovsky, :-( I can not fix it because the limitation on my Hardware.Maybe your situation is not same as mine. You can find a way to fix it. Many thanks Date: Thu, 28 Jul 2011 17:06:43 +0700 Subject: [wdmaudiodev] DTM Wave test, KS Position test failure From: anton.shpakovsky@xxxxxxxxx To: wdmaudiodev@xxxxxxxxxxxxx Jan Jiang, any updates on your topic? //www.freelists.org/post/wdmaudiodev/DTM-test-case-Wave-Test-failed-because-my-microphone-driver-does-not-support-neither-standard-streaming-not-standard-looped-streaming,2 Unfortunately, I have faced the same issue. Thanks,Anton