swarna jakka wrote: > Is there any clarity or any further advantages compared to jack supported > audio devices? USB audio devices typically have better quality than built-in audio devices, but this is just because they aren't as cheaply made as those. > USB supports more number of channels. Er, no. I've never seen a USB device with more than eight analog outputs, and there aren't many operating systems that support it. > is there any comply test for USB audio Class device. No. Try different operating systems. Regards, Clemens ****************** 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.com/