Charging + Audio Cable: This 3.5mm Aux + USB Charging Audio Cable is designed for most iPhone or iPad devices for charging while playing music with speaker, car stereo, or headphone that has a 3.5mm Aux jack. Upgraded original chip restores sound quality and eliminates electrical noise. Better compatible with iOS 9, 10, 11, 12, and latest 13, and can be automatically upgraded. USB-A male port fits most car chargers. 2-in-1 design: most newer iPhones removed the 3.5mm audio jack; this iPhone audio charging cable combines two cords into one, functioning as both a phone charger and audio output for your iPhone, iPad, or iPod simultaneously. Plug and play: ideal for older cars with Aux input instead of Bluetooth. Play music and charge your iPhone at the same time, perfect for car use and a great solution when separate Aux jack and power supply are available. Perfect length: total 3.94 ft (1.2 meters), sufficient for daily use. 1.3 ft branch length, total 2.6 ft from 3.5mm audio jack to USB-A. White durable TPE material helps prevent tangling.