Kenwood Accessory ArticleNo/ P/N: KCT-53U Radiotype: TK-2000E/TK-3000E, TK-2302/3302, TK-3401DE, TK-3501, TK-D240E/TK-D340E Kenwood KCT-53U Serial USB Adaptor (with drivers) Serial USB Adaptor (with drivers). Price request