The AT36C-4041-N-1 from Aaren Technology Ltd is a In Series RF Adapter with Frequency 0 to 18 GHz, Contact Resistance 2 to 3 mOhms, Insertion Loss 0.1 dB, Insulation Resistance 5000 m?, Mating Cycles 500 Cycles. More details for AT36C-4041-N-1 can be seen below.