Musical Fidelity M6XDACS Headphone Amplifier (Silver)Our M6x DAC is a new milestone in the history of Musical Fidelity DACs. Its predecessor, the M6s DAC was one of the first to use the critically acclaimed ESS 32 bit HyperStream II DAC architecture. With the M6sR DAC, we continued to improve the firmware and added a few other quality of life improvements. DSD was now easier to use, we had full Roon Support and in & outputs were updated to keep up with the fast moving digital audio landscape. And the