The SMSL VMV D1 DAC comes with two pieces of the ES9038PRO DAC chip and a split power supply. It has eight built-in channels that have been paralleled for a better signal-to-noise ratio, a dynamic range of 131 dB, and a built in total of ten tone modes. The D1 also uses direct and NORATEL UK custom ultra-low noise toroidal transformers. For inputs it has USB, optical, coaxial, EBU, and for outputs it has RCA and XLR.