DHT Electronics RF coaxial coax adapter UHF male to male PL-259 connector Package include:1 x adapter Commonly Used in RF Applications, Antennas, Wireless LAN Devices , Coaxial cable, Wi-Fi Radios External Antenna, &gt;1000 Times Mating Life Time. Impedance :50 ohm Brass body material(Not Alloy)ensure higher signal transmission and connectivity DHT Electronics Brand is a Registered Trademark of DHT LLC.Only authorized seller of DHT Electronics can sell under DHT Electronics listings.