Hi folks. I have a Questyle CMA400i that I have asked many questions directly to the manufacturer via email and have always gotten "radio silence" in response. Now I want to purchase a CMA Twelve Master and can't find a dealer anywhere and, of course, no response from the home company either...

Hi Folks, I have a Questyle CMA-400i and there is a driver error in Windows 10. There is a device called XMOS DFU (device firmware update I believe) and I can't seem to find a driver to resolve the error. The DAC appears to work okay with Windows 10 and JRIVER which I am using to send music...