bnc m to f f adaptor Electrical: Characteristic Impedance 50 ohm Frequency Range DC-3 GHz VSWR ≤1.20@DC-3 GHz Insertion Loss ≤0.10 dB _____________ Mechanical: Durability Mating Cycles ≥500 ________________________________________________________________________________ Material and Plating: Material Plating Body Brass Ni Insulator PTFE(Teflon) － Center conductor Phosphor Copper Au _____________ Environmental: Operating Temperature Range -40℃～+85℃ RoHs Compliant Weatherproof Rate IP 67