Impact M17-P3W-D1 Discreet 3-Wire D-Ring Earpiece, Motorola XPR3300 XPR3500 Waterproof (IP67 Rated) Ear speaker is approximately 1

Ear speaker is approximately 1 inch in diameter

This over-the-head double muff noise attenuation headset with a goose neck boom microphone is built tough for demanding high noise and mission-critical environments

Impact M2-AD-M7 Quick Disconnect Adapter (6-Pin)

Best-suited for those who wear the Push-To-Talk (PTT) and microphone on their shirt collar or lapel

Impact M17-P3W-D1 Discreet 3-Wire D-Ring Earpiece, Motorola XPR3300 XPR3500 Waterproof (IP67 Rated) Ear speaker is approximately 1Impact 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