The 33-716-N-Q50-4/133UE from Fairview Microwave is a Between Series RF Adapter with Return Loss 23 to 32 dB, Frequency DC to 7.5 GHz, Mating Cycles 500 Cycles, Temperature -65 to 165 Degree C. More details for 33-716-N-Q50-4/133UE can be seen below.