Use to trigger run/stop function with the RED EPIC DSMC. IMPORTANT; This cable will work for all RED EPIC DSMC cameras/modules. If you are using a DSMC2 with the 'RED DSMC2 Base Expander' - this module uses the older RED trigger protocol and you will need this MK3.1 DSMC cable to control runstop. With all other DSMC2 RED I/O modules, you will need this MK3.1 DSMC2 cable. Hirose to LM.00B 60cm Length Connect directly to the RED EPIC's SYNC port