Cable Matters 500103-BLK-15x2 stereo jack cables - Enjoy high fidelity audio with the Cable Matters Audio Extension Cable; Aux extension cable is ideal for extending the length of a 3.5mm audio connection for headphones, car aux ports, stereo systems, and more - Boost the length of your headphones with the headphone jack extender; Headphone extension cable features a 3.5mm male to female connector; Connect one end of the audio cable extension into your headphones, and the other end into your smartphone, stereo, computer, or another audio device - Audio jack extension is also ideal as an aux cord extension; Add additional cable length to your cars aux connector with this headphone extender cable; Improve in-car connectivity with the audio jack extension cable - Premium construction of the 3.5mm audio cable extension features a braided cable jacket, gold-plated connectors, and bare copper conductors; Male to female headphone jack audio cord is designed for frequent use - Cost-effective two-pack of 3.5 mm audio cable extension includes an extra cable; Use another cable on another device, or keep a spare cable in the car on in a laptop bag