Hi, > I know I am asking for trouble here :-) but what is it in the > USBAudio.sys driver or the USB Audio standards that does not serve your > needs? > Look at the ASIO API. It is reasonable easy to use, both from kernel and application side. It is clear what's going on and why. It can be tuned to obtain maximum performance on all kinds off hardware. It is *the* standard for anybody who wants to do more as playing mp3's on a computer. Regards, Bart ****************** WDMAUDIODEV addresses: Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe Unsubscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx URL to WDMAUDIODEV page: http://www.wdmaudiodev.de/