The 7NCF06S-MBF-001 from Shenzhen Superlink Technology is a Between Series RF Adapter with Contact Resistance 2 to 3 mOhms, Frequency DC to 4 GHz, Mating Cycles 500 Cycles, Insulation Resistance 5000 MOhms, Temperature -55 to 155 Degree C. More details for 7NCF06S-MBF-001 can be seen below.