The T-5MPM06S-UFF from Shenzhen Superlink Technology is a Between Series RF Adapter with Contact Resistance 30 to 50 mOhms, Frequency DC to 6 GHz, Insertion Loss 0.4 to 0.6 dB, Mating Cycles 100 to 5000 Cycles, Insulation Resistance 1000 Mohms. More details for T-5MPM06S-UFF can be seen below.