SPM-2300 Series 2-Wire Lapel Mic Kit w/Twist Connect Acoustic Tube Earphone. 2-wire Kits allow separation of the PTT/Mic unit for more convenient use. The SPM-2300 Kit Includes Bud and Semi-custom Ear Mold.
Motorola / MotoTRBO XPR3300 & XPR3500 series