BNC(M) - SMA(F) ADAPTOR Characteristic Impedance 50 ohm Frequency Range DC-4 GHz VSWR ≤1.20@DC-4 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 Bronze Gold ___________