1.High Quality Adapter UHF female SO-239 to UHF female SO-239 <br>2.Connectors are Brass body material Nickel Plating for Durability <br>3.Tested Quality Guaranteed. Use Best Flame retardancy material.Temperature tolerance up to 250°C. <br>4.Commonly Used in RF Applications, Antennas, Wireless LAN Devices , Coaxial cable, Wi-Fi Radios External Antenna, >1000 Times Mating Life Time.<br> 5.Package include: 4pcs adapter