Black Lion Audio MicroClock Mk2 Output: 3 galvanic-isolated BNC with fixed 75 ohm terminations @ 6 volts peak to peak Power: 9-12 volts DC Sampling rates: six selectable rates, 44.1 kHz-192 kHz Jitter: maximum 1 pico second of intrinsic jitter, less than 10 picoseconds of accumulated jitter measured using a delta sigma averaging method. 3 inch by 4 inch chassis that provides optimum RF shielding