Impact M17-P3W-D1 Discreet 3-Wire D-Ring Earpiece, Motorola XPR3300 XPR3500 Waterproof (IP67 Rated) Impact PRSMA-AT1-RBK is a professional

Impact PRSMA-AT1-RBK is a professional grade listen-only earpiece to use with Relm and Bendix King OEM speaker microphones

Impact PRSMA-AT1-APX 8-Pin Listen-Only Earpiece for Motorola APX Speaker Mic

Ear speaker is approximately 1 inch in diameter

The P3W is commonly used in various police and security applications such as surveillance and undercover

Impact M17-P3W-D1 Discreet 3-Wire D-Ring Earpiece, Motorola XPR3300 XPR3500 Waterproof (IP67 Rated) Impact PRSMA-AT1-RBK is a professionalImpact P3W D1 Platinum Series, professional grade 3 wire surveillance headset earpiece with full size Push to Talk (PTT) and D ring. Built for the most demanding environments and in use by some of the toughest users out there such as law enforcement agencies, security companies, casinos, and event staff worldwide. The Impact 2 Wire surveillance headset earpiece is suited for those who wear the PTT microphone either clipped on their shirt or run down