About this item Compatible with for Beats Powerbeats/ Solo/ Studio/ Pro/ Executive, Wireless Headphones, Pill Wireless Bluetooth Speaker, etc. Using high quality materials, high quality copper core wire, safe and fast charging your equipment. [USB to micro jack] -Compatible with for Beats by Dr Dre series, micro jack products. Cables are also widely used in other products, such as MP3, tablet, etc. FEIYIU focus on better products to give customers the best experience. Should any questions, don't hesitate to contact us. Our service team will reply you with satisfied solution.