The 2234-000-K001-195 from Delta Electronics Manufacturing Corp. is a Between Series RF Adapter with Connector Length 0.75 Inches, Contact Resistance 6 mOhms (Center), 1.5 mOhms (Outer), Frequency DC to 12.4 GHz, Insertion Loss 0.30 dB, Mating Cycles 500 Cycles. More details for 2234-000-K001-195 can be seen below.