USB to 3.5mm audio jack charge cable. Use for vehicle navigation, vehicular audio. With our product, your play U-disk songs with sound quality. Note :This Cable just use to be cable. Make sure your car has audio function and aux interface support read U disk function that can be use. Feature - Color: White. - Material: PVC+ABS. - Size: 15.5 x 1.4 x 0.9cm. - Play Your Car: This product allows you to play music on your car audio system using your U-Disk/USB Flash Drive with MP3 . - Car Need MP3 Decode Function: Please make sure your Aux port has mp3 decode function that can read the mp3 file from U-disk.If your car don’t have this function,it will can’t work, Please confirm it before you buy. - Small U-disk Capacity: U disk capacity as far as possible not too large.It on the car’s AUX audio interface can support how much capacity. - MP3 Music Format: Only support MP3 Music Format,and don’t make file in your U-DISK and don’t store other documents. - No Charge Function: Only support -DISK,can’t charge for your phone or other device. Package list: 3 Cable