CD player and DAC. Very low distortion and jitter. Surprising linearity. 32bit / 192KHz Delta Sigma (bit stream) dual differential Dac with eightfold oversampling. The DAC board is fully replaceable with a new, better board if there is one in the future. Use of NUVISTOR valves. SMD circuitry. Digital inputs: 2 x optical and 2 x coaxial. Digital outputs: optical and coaxial. Analog RCA and XLR output. 12V trigger.