They are used to terminate speaker wire

Package Quantity 50 Connectors Product Weight 1 lbs [0

SEV Compliant Certifications VDE Compliant Manufacturer Information Neutrik Part Number NAC3FCB Packaging Information Package Quantity 1 Product Weight 0

Physical Characteristics Color Transparent Material Polycarbonate Contacts 50u Gold Plated

HBL5469C Connectors 6-20R Female Approvals UL Compliant CSA Compliant Environmental RoHS Compliant Packaging Information Package Quantity 1 Product Weight 0

Fiber Cable Dust Cap for SC Female Simplex Port - Pack of 100 speakers They are used to terminateThis fiber dust cap fits SC female simplex ports. It is typically used to help keep contaminants out of SC ports. Physical Characteristics Color Black Connector(s) Connector Fits SC Female Simplex Port Environmental RoHS Compliant Packaging Information Package Quantity 100 Product Weight 0. 07 lbs [0. 03kg] Contents Included in Package 1 Bag of 100 Pieces