Geekria Apollo Upgrade Cable for Audio Technica ATH-M50, M50X, M40X, M70X Headphones / Tangle-Free Premium Headphone Replacement Audio Cord (3.5mm Male to 2.5mm Male, Black 5ft) 16 AWG 5 CONDUCTORS PURE COPPER WIRE: Geekria Apollo Premium 3.5mm to 2.5mm Stereo Audio Cable HiFi is made of pure copper, which could provide maximum's conductivity and durability and transfer high purity audio signal with minimum loss, bringing you different auditory experience. It's very suitable for music enthusiasts who desire a realistic reproduction of music with hi-fidelity or hi-fi. DOUBLE-SHIELDED: Thermoplastic Elastomer (TPE) and rugged, engineered Polypropylene Yarn ensure the superior audio transfer against electron magnetic or radio interference (EMI or RFI), extreme cold or hot temperature and maximum protection. COMPATIBILITY: Work with any devices with standard 3.5mm Aux Jack, such as Headphone Amplifier, iPad, iPhone, iPods, MP3 players, Laptops, PCs, Cell Phones, Tablets, Home theater, Speakers etc. GEEKRIA WARRANTY: If the product does not fit your headphone or break in 6 months, GeekriaDirect will replace it with a new one or full refund. No question asked. Cable Length: 5 feet (1.7 m). Package contents: Headphone Cord X 1