Zeadio ZP-AR099 G Shape Earpiece Headset for 1 PIN 3.5mm Yaesu Vertex Radio VX-6E VX-6R VX-7E VX-7R VX-120 VX-127 VX-170 VX-177 VX-270 VX460 VXA-300 FT-277R FT-250R etc. Brand: Zeadio. Model: ZP-AR099. Excellent for use in police, military, nightclubs, bars, paintball, security,restaurants, hotels, bouncer, warehouses, and noisy environments. Durable and thick cable, designed for tough environment This headset is for Yaesu/ Vertex radios that required one pin plug For customer service, Zeadio guides or warranty, please feel free to contact seller Zeadio or visit Zeadio official website: http://www.Zeadio.com