the BNC connectors are for low power,quick connector, disconnecter application using a type coupling mechanism .
Pro Audio Accessories
Specification:
Product Name N Type Female to BNC Male RF Connector Model N/BNC-K3 Type RF( Radio Frequency ) Each Size 4 x 1.6cm/ 1.57" x 0.63"(L*D) Material Alloy Color Silver Tone Net Weight 66g Package Content 2 x N Type to BNC RF Connector Description: