USB to Jack AdapterUSB jack adapter cable allows you to use the car's AUX socket to play music through the USB flash drive. The USB interface is connected to a U disk, which can play the MP3 files in the U disk. *Note*MP3 audio decoding and playback function is requiredBefore buying, please make sure your car GPS , your CD or DVD player has MP3 audio decoding and playback function. Excellent Sound QualityIn order to maintain the original sound quality, this Male 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 withstand repeated plugging and unplugging. Simple and EffectivePlug and Play. USB Jack No driver required. With just one plug, the car stereo can be turned into a speakerphone, opening up the audio world for you at any time. The 3.5mm usb to jack adapter plug is connected to the car stereo AUX audio interface, and the other end of the USB plug is connected to the U disk. Without additional operating procedures, the car can directly play on the U-disk the songs. Small and Durable3.5mm aux audio usb adapter with a length of 20cm (7.87inch) 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 being broken. Compatible DevicesThis USB Audio to USB Adapter Jack car cable is compatible with most devices with a standard audio jack from USB to 3.5mm jack adapter. [Noticed]: 1.Not all models of this product can be used. It is recommended that you read the vehicle manual carefully before purchasing to ensure that the vehicle has the functions of MP3 audio decoding and playback. 2.cannot charge cell phones or other devices