Impact 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 their sleeve. Full-size Push-to-Talk (PTT) switch operable with gloves. Kevlar reinforced cables for superior strength. High-grade brass transducers (speakers) for crystal clear audio. Top-quality, over-molded strain reliefs for maximum flexibility and durability. High quality microphones and speakers. Straight, easy to conceal cabling. Field replaceable parts and accessories. 3-Year Manufacturer Warranty.