Sturdy construction 3.5mm plugs with insert molded plug finger. Longer cable clamp and larger solder terminals for easier plug assembly and more room for solder connections. Longer handle for improved gripping surface and easy plug withdrawl from jack. Features: Commercial grade 2 and 3 conductor phone plugs Knurled handle provides convenient, positive fingertip grip for connect and disconnect Nickel handle with tin finger Accept cable diameters up to .290"