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 Vertex and Yaesu radios with 1-pin, SCREW-IN connector including:VX-120, VX-127, VX-170, VX-177, VX-6R, and VX-7R.
