? We’re confident in our product so we offer 12 months warranty, Should you have any concerns to the problem, feel free to contact us. aux extension cable Zinc alloy case and double layer nylon braid guards against harsh installs where the cable is tugged across sharp edges, protecting it from being scrathed, flexible material prevents twisting, kinking and tangling. 90 Degree right angle 3.5mm male plug allows you to connect to tight spaces and hard to reach areas where a normal straight connector is unavailable. durable-braided cord& ladder desisn With a tested 15000 bend lifespan, double-braided nylon audio cables adding to the durability and tangle free. (friendly reminder) If you use TRRS headphones (4-conductor) with this Aux cable, the audio will work but the Mic won't.It also does NOT work with the inline volume control on the headphone. headphone cable extension oxygen-free copper core Which could provide maximum's conductivity and durability and transfer high purity audio signal without distortion,high fidelity,ideal for music lovers. 3.5mm audio extension cable extends the connection between your MP3 players, smarphones, tablet or any other 3.5mm aux port equipped devices to your headphone, earphone, speaker, car stereo or home theater system etc.