Pryme Trooper SPM-2130s Shoulder Mic for ICOM 2-Pin w/ Locking Screws (See List). Compatible with ICOM F33G, F-51, IC-3GT, IC-F14, IC-F21BR, IC-F21GM, IC-F24, IC-F3021, IC-F302IT/S, IC-F31, IC-F3GS, IC-F4021, IC-F402IT/S, IC-F43GS, IC-F43GT, IC-F43TR, IC-F4G, IC-F4GS, IC-F4GT, IC-V85, IC-F1000, IC-F2000, BC-100, IC-F3001, IC-F3002, IC-F3031, IC-F4001, IC-F4002, IC-F4031, IC-4101D, and IC-4230. REPLACEABLE CABLE Trooper SPM-2100 Series - Heavy Duty Speaker Microphone: Professional speaker microphone with replaceable cable. Water and rain resistant. The Trooper is a heavy-duty speaker microphone with a high impact resistant, rubber sealed housing. The speaker microphone head has a large PTT button that is easy to activate with gloves on. Every aspect of the Trooper features heavy-duty construction practices. Polyurethane jacketed microphone cable with ample strain relief and an impact resistant, rubber sealed, polycarbonate housing, prepare the Trooper for a long product lifespan, of heavy-duty use, in wet environments. The Trooper has a large Push-To-Talk switch, on the side speaker microphone, that extends over the top and can be easily activated while wearing gloves. The Trooper has a spring loaded metal reinforced clothing clip that can rotate a full 360 allowing the user to wear the Trooper securely with most types of uniforms. The Trooper has a high quality electret condenser-style microphone element that transmits clearly. The Trooper also has a powerful speaker that provides ample sound. For added privacy, the Trooper also has and a 3.5mm earphone jack that allows the user to privately listen to their radio, and provides a clean and professional look. Professional quality, water-resistant, remote speaker microphone. Heavy-duty construction, featuring polyurethane cables and impact-resistant polycarbonate housing.