You are at your risk.įirmware: 1.41 / 1.64 / 1.66 / 1.67 (OCFlash 1.0 – interface flashing tool) Need to flash opcom clone firmware if work with V2021 software. The firmware update to version 1.67 in the OP-COM 200603a program occurs automatically when the program starts. Attention! OP-COM 200603a only works with original firmware version 1.67.