USB to Jack AdapterUSB jack adapter cable allows you to use the car's AUX jack to play music via the USB stick. The USB interface is connected to a U disk, which can play MP3 files on the U disk. *Note*MP3 audio decoding and playback function is requiredBefore purchasing, make sure your car GPS , your CD or DVD player has an MP3 audio decoding and playback function. Excellent Sound QualityIn order to maintain the original sound quality, this Male to USB Female Jack Adapter Car data cable is equipped with a more powerful chipset to give you the best listening experience, convert analog audio signals more accurately, and provide low and high noise reduction. Standard 3.5 male AUX car OTG audio cable and USB 2.0 plug, stable connection, can support repeated plugging and unplugging. Simple and EfficientPlug and Play. USB Jack No driver is required. With just one plug, the car radio can be transformed into a speaker, opening up the audio world for you at any time. The 3.5mm USB to jack adapter plug is connected to the AUX audio interface of the car radio, and the other end of the USB plug is connected to the U disk. Without additional operation procedures, the car can directly play on the U-disk songs. provided that the car audio system is compatible and you can decode and play music from the USB device. Small and Durable3.5mm aux audio usb adapter with a length 20 cm (7.87 inches) and does not take up extra space. Compared with ordinary jackets, the PVC jacket we use is very good in bending resistance, which can effectively prevent the cable from breaking. Compatible DevicesThis USB Audio to Audio Adapter Jack car cable is compatible with most devices with a standard USB to 3.5mm jack adapter audio jack. [Noticed]: 1.All models of this product cannot be used. It is recommended to read the vehicle manual carefully before purchasing to ensure that the vehicle has MP3 audio decoding and playback functions. 2.can not charge mobile phones or other devices!!! Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, There may be color differences, please refer to the actual item received.