PCI Audio NT4.0 drivers release note V2.30 07/30/2001 1.Fix BPIO default for Mic share with center/bass. 2.Extend the IRQ check range to 31 V2.26 12/30/2000 1.Fix MIC recording can not monitor by playback. V2.23 10/08/2000 1.Add PC-SPK control function. V2.20 05/05/2000 1.Fix AUX volume and 4 speakers problems. V2.19 03/03/2000 1.Add 4 speakers,SPDIF in/out control to mixer. V2.13 07/13/99 1.Fix mixer mute problem. V2.11 06/17/99 1.Modify record DMA buffer controlling. 2.Auto detect audio chips during installation. V2.05 04/27/99 1.Change audio device title. V2.03 04/08/99 1.Pass ACT 4.2 testing. V1.13 02/06/99 1.Solve IRQ sharing problem.