SPM-3300 Series 3-Wire Lapel Mic Kit w/Twist Connect Acoustic Tube Earphone. 3-wire Kits have separate PTT & Mic units for COVERT/DISCREET use. The SPM-3300 Kit Includes Bud and Semi-custom Ear Mold.
Fits HYT models: TC-268, TC-268S, TC-270, TC-368, TC-368S, TC-370
For Kenwood radios with 2-pin connector on the side.
For RELM radios with 2-pin connector on the side including: RPU416, RPU4200, RPU499, RPV4200, RPV516, RPV599X (This connector is the same as popular KENWOOD 2-pin model)
