B : Excellent – Very clean, only minor signs of use. MARS modifications have been applied to this Japan model expand the transmit and receive coverage. However, transmission on 27MHz and above 146MHz remains disabled, as these frequencies are prohibited in Japan. This restriction cannot be removed. The package includes the main unit, connecting cable, separation cable OPC-581, bracket. S : New/Unused – Brand new or never used. A : Mint – Almost unused, as new. C : Good – Noticeable scratches or tear, but works properly. D : Fair – Shows clear wear and tear due to age but still functional. For parts, untested, or needs repair. Photos show the actual unit at the time of listing.