Kenwood KMC-45D | Kenwood Speaker Mic | Kenwood KMC-45
Kenwood KMC-45 Heavy Duty Remote Speaker Mic with PTT fits the TK-2400, TK-3230, TK-3400, NX-240 and NX340 series radios.
Kenwood KMC-21 Speaker Microphone KMC-21 B&H Photo Video
Kenwood ProTalk KMC21 Speaker Microphone for TK series radios business
Amazon.com: Kenwood KMC-45D Heavy Duty Speaker/Microphone, MIL-STD 810, Upgraded D Version Suitable for DMR/NEXEDGE/Analogue Portables with 2-Pin Connectors and ProTalk Series Radios, 2.5mm Socket for Earpiece : Electronics