This 6-foot 3.5mm headphone extension cable allows you to extend the reach of headphones, earphones, and any other device with a limited length 3.5mm audio cable. It features 4-conductor TRRS connectors, which provide for stereo audio and a microphone on a single connection, like the headphone connector found on smartphones, tablets, and laptops. This premium aux cord uses oxygen-free copper conductors, which are about 50% more conductive than the copper clad aluminum (CCA) conductors found in lesser cables, ensuring the highest possible audio fidelity.3.5mm Audio Cable Extension: This 6-foot 3.5mm audio extension cable allows you to extend the reach of headphones or earphones with a limited or fixed length aux cordTRRS Connectors: This aux cord extension features 4-conductor TRRS connectors, which provide stereo audio and microphone connections for use with stereo headsets with a microphoneDurable: This premium 3.5mm audio cable features a braided nylon cable jacket, which helps prevent tangling and damage from nicks or cuts, as well as metal connector housings, for increased durabilityOxygen-Free Copper: The conductors in this 3.5mm extension cable are made of oxygen-free copper, ensuring that your audio experience is second to noneCompatible: This headphone extension cable is compatible with a wide range of devices, including headphones, earphones, smartphones, tablets, laptops, and PCs