Impact PRSMA-VC-AT1-SH 2.5L 2.5mm Listen Only Earpiece with Volume Control 2-Wire Impact PTM-1 Heavy Duty Throat

Impact PTM-1 Heavy Duty Throat Mic for Two-Way Radio with Ring Finger PTT Switch

Impact AT-6 Replacement Basic Acoustic Tube for Gold Series Earpieces

Impact PRSMA-VC-D1-SH 2

and that piece of sound partially cancels out the incoming noise

Impact PRSMA-AT7-SH-2

Impact PRSMA-VC-AT1-SH 2.5L 2.5mm Listen Only Earpiece with Volume Control 2-Wire Impact PTM-1 Heavy Duty ThroatImpact PRSMA VC AT1 SH 2. 5L Platinum Listen Only Earpiece with Acoustic Tube and Volume Control for speaker mic. 2. 5mm right angle connector. 9 inch coiled cable (relaxed). This is a professional grade listen only kit to use with your Impact or other brand speaker microphones. This earpiece is the ideal solution for the professional user who can't afford anything less than the best! Used by thousands of law enforcement agencies, security companies,