Kathrein

UEI protocol: 0066
IRP notation: {38k,540}<1,-1|1,-3>(16,-8,D:4,~D:4,F:8,~F:8,1,^105m,(16,-8,F:8,1,^105m)+)
EFC translation: LSB comp

This protocol signals repeats by the use of dittos. It is unusual in that the ditto frame carries part of the signal data, specifically the function code (OBC) but not the device code. Similar to Logitech, but both decodes give the same device number and OBC.