Audio Charging Cable 2in1 Car AUX Cord Compatible with Phone 12 11 SE XS XR X 8 7, Audio and USB A Charging Adapter Works with Car Stereo/Speaker/Headphone which is with 3.5mm AUX Jack. This USB + AUX 2-in-1 audio charging cable allows you to connect 3.5mm audio devices to play music while charging. (Note: does not support answering calls.)

Notice: some tips you should be known.

1-If there is white noise when you plug 3.5mm audio jack and USB-A port, It because speaker or car audio lack of anti-interference function. But the noise will disappear when we connect the phone.

2-If you found it is poor connection, please use a small iron wire, cotton cloth, alcohol to clean the lightning port of your phone.

3-It is a normal phenomenon when we use the audio charging cable , because there are two chip running together, they all need be cooling through the aluminum shell.

4-If the USB of the BMW car cannot be charged with the audio charging cable, please use the car charger instead, because the USB of some BMW cars is for U disk.

5-This audio charging cable is only for music and charging, it have no calling function.

Tips:

Press the button "AUX/CD" or "USB/CD" to switch to AUX mode.

Press "MEADIA" button or similar button to switch to AUX mode.

Some car need you to long press 3-5 second till you hear a sound of "di" to switch to AUX mode.

Please set up your iphone 8 X XR XS XS max or other devices with iOS12.1.1 as the following steps. Settings ? Face ID & Passcode ? Enter your Passcode ? USB Accessories (switch on).

Playing Music and Charging Simultaneously: 3.5mm Aux + USB, Without a audio charging adapter, you can use this 2in1 audio charging cable to play your Phone or Pad music with Speaker or Headphone, even in car's stereo when driving.