Important Notes: 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. The combination of gold-plated connectors,corrosion-resistant bare copper conductors, and foil & braid shielding provides superior cable performance and error-free audio transmission. CONVENIENT & MULTI-USE Audio CABLE EXTENDER: Perfect for lengthening a device connection when existing cables are too short, avoiding the possible damage of the Aux ports of your phone or car due to repeated plug &unplug, and you can keep the Aux ports at the desktop or anywhere you want. DURABLE-BRAIDED Cord & LADDER DESIGN With a tested 15000+ bend lifespan, double-braided nylon audio cables adding to the durability and tangle free.And it is water proof (Please DO NOT PUT THE PLUG IN WATER.). provides you with a heavy-duty Aux cable. EXTEND YOUR 3.5MM AUX PORT: 3.5mm audio extension cable extends the connection between your Phone, 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.