To put the CAT command {CAT1HEX FEFE94E0280001FD} in N1MM, you can play the TX voices in the ICOM ic-7300
Memory addresses for Voice TX begin with 1FD and end at 8FD.
T1 thru T8.

F1 CQ,{CAT1HEX FEFE94E0280001FD}
F1 CQ,{CAT1HEX FEFE94E0280002FD}
F1 CQ,{CAT1HEX FEFE94E0280003FD}
F1 CQ,{CAT1HEX FEFE94E0280004FD}
F1 CQ,{CAT1HEX FEFE94E0280005FD}
F1 CQ,{CAT1HEX FEFE94E0280006FD}
F1 CQ,{CAT1HEX FEFE94E0280007FD}
F1 CQ,{CAT1HEX FEFE94E0280008FD}