Enhance the longevity of your audio devices compatible with these dust caps. Made from sturdy copper, they offer protection against dust. Ideal for home theaters and audio setups, these caps ensure compatible for RCA connectors remain clean and functional. Features -Color:Assorted Color -Material:Metal -Size:1.00X1.00X1.00cm/0.39X0.39X0.39in -Plated for durability: the plating enhances durability, ensuring longterm protection for your audio connectors -Pure copper construction: made from pure copper, these caps deliver consistent and sturdy audio transmission for an improved listening experience -Userfriendly design: the design allows for easy and quick connection, making it ideal for frequent use -Dustproof and protective: the dustproof cap design effectively shields your audio connectors , maintaining their performance and longevity -Versatile connector protection: designed to protect multiple audio connectors, these caps provide versatile and reliable protection for your audio equipment Package list: 4 interface protection caps