is a third-party modification. It isn't an official release from the original OP-COM developers (Adako). Instead, it was created by the aftermarket community to:
Only attempt flashes if you have a genuine PIC18F458 . opcom firmware 199 hex file top
Flashing requires a . The cheapest and most compatible is the PICkit 2 or PICkit 3 clone. Do not attempt to flash via USB from Opcom software—that method only works for original units. is a third-party modification