Pryme SPM-1211C Quick Disconnect Defender-C Lapel Mic for Kenwood Multi-Pin NEXEDGE Radios. Compatible with Kenwood NX-200, NX-300, TK-190, TK-2140, TK-2180, TK-280, TK-290, TK-3140, TK-3148, TK-3180, TK-380, TK-385, TK-390, TK-480, TK-481, TK-5210, TK-5220, TK-5310, TK-5320, TK-5400 and NX-5200/5300/5400. The DEFENDER is a medium-duty lapel microphone with a C-ring style earphone. The combination microphone-PTT features a 360 degree rotating clothing clip that can be used to secure the microphone to the user's shirt. Rugged lapel mic with surveillance style C-Ring earphone. The C-Ring is a secure yet comfortable style earpiece that provides outstanding receive audio. The patented swivel earpiece design allows for longer lasting strain relief. High-quality electret condenser mic element produces excellent transmit audio. Rugged, polycarbonate housing allows for maximum durability. A large, metal clip secures the mic/PTT element to the user's lapel or collar. Conveniently located PTT button for easy use. Features Dual Switch Technology (DST) for maximum PTT durability.