4x UHF PL259 Male to Male Connectors. Easy to Install : UHF Coaxial Connectors Are Used to Connect With PL259 or SO239 Connectors or UHF Coax Cables. UHF Connectors: Impedance : 50 Ohm; Type: Male to Male;VSWR ≤ 1.15;Low loss:<0.1db; Frequency: 0-1000MHz.