Radio Interface Guide

Common Features — Connect any Apex 3-Series wireless headset or DECT7 Portable ComHub to a portable or mobile radio with an accessory listed below. Enables radio push-to-talk (PTT) output from headset. Unless otherwise noted, includes 6-foot coiled cable (when fully extended).

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Kenwood Devices

ManufacturerDevice ModelDevice TypeAdapterNotes
KenwoodKRK-5DH, 6DH, 7DH, 8DH with remote head, TK-5000 / NX-5000 series with 19M / KCH-20R remote head, TK-5710 / 5810 / 5910 with remote head, TK-5730 / TK-5830 series with 19M / KCH-20R remote head, TK-690, 790, 890Mobile RadioMR-47XIf using the EFJ/Kenwood KCT-72 adaptor for the MR-47X to plug into, it will disable the hand mic from working unless the firmware update is done. This will work with up to 3 transceivers connected to the head and RX Audio will be available through the MR-47X to the intercom. Programming will need to be set to "control head mic input" "KCT-72"using a MR-47X with a KCT-72 adaptor. They will need to do a firmware update to the radio using the JKCA170 firmware update from EFJ/Kenwood. This resolves the issue of the mic not working with KCT-72 enabled. When using a MR-47X with a KCT-72 adaptor, you will need to do a firmware update to the radio using the JKCA170 firmware update from Kenwood. This resolves the issue of the mic not working with KCT-72 enabled.
KenwoodNX200, NX220, NX230, NX230EX, NX240, NX300, NX320, NX3200, NX3220, NX3300, NX3320, NX3400, NX5200, NX5300, NX5400, PMR446, THD72A, THD7AG, THF6A, THF7E, THG71A, THK20A, THK21A, TK208, TK2100(ProTalk), TK2102(ProPower), TK2130(ProTalkXLS), TK2160, TK2170, TK220, TK2200, TK2202, TK2207, TK2212, TK2300, TK2300VP, TK2302, TK2312, TK2360, TK240, TK2400UK, TK2400VK, TK2402UK, TK2402VK,TK240D, TK248, TK250, TK260, TK260G, TK270, TK270G, TK272, TK308, TK3100(ProTalk), TK3101(FreeTalkXL), TK3102(ProPower), TK3130(ProTalkXLS), TK3131(FreeTalkXLS), TK3160, TK3170, TK3173, TK320, TK3200, TK3201, TK3202, TK3207, TK3207, TK3212, TK3230, TK3230XLS, TK3300, TK3300VP, TK3301E, TK3302, TK3312, TK3360, TK340, TK3400, TK3401DE, TK3401DT, TK3402, TK340D, TK348, TK350, TK3501E, TK3501T, TK353, TK360, TK360G, TK370, TK370G, TK372G, TK373, TK430, TK431, TK5320, TK5400Portable RadioPR-31
KenwoodNX210, NX330EX, NX410, NX411, NX420, TK190, TK2140, TK2180, TK280, TK290, TK3140, TK3180, TK380, TK390, TK480, TK481, TK5210, TK5220, TK5310, TK5410Portable RadioPR-61