ITEM NAME:3.5mm Car AUX Male Audio Jack to USB 2.0 Female Adapter Cable +Hard Case Box Description: -3.5mm Male Jack to USB 2.0 Female Converter Cable Use for car audio+The earbud carrying case provides with complete protection for your valuable headphones headset earbuds earphone, keep cable trangle free and away from been damaged. -Hard Case Not only for headphones, also storage for MP3, cable, key, change, coin, battery, memory card, USB flash disk and so on, a multifunctional and portable small bag -Connect the USB flash driver, it can read the mp3 file form USB flash driver. -Only car AUX interface have the function of read U disk can use this kind of line. -Connector A: Female USB 2.0; Connector B: Male 3.5mm Plug. Specification: Connector A: Female USB2.0 Connector B: Male 3.5mm Plug. Jack :3.5mm stereo audio 3.5mm male: plug into the car AUX port Cable Size: Approx. 150x18x10mm/5.9x0.7x0.4 zoll Cable Length: Approx. 0.15m/0.5ft Package Includes: 1 Piece 3.5mm Male Jack to USB 2.0 Female Converter Cable 1 Piece Headphone Case.Only car AUX interface have the function of read U disk can use this kind of line. 3.5mm male: plug into the car AUX port. 1 Piece 3.5mm Male Jack to USB 2.0 Female Converter Cable. -Connector A: Female USB 2.0; Connector B: Male 3.5mm Plug.