Any reason why the rear USB ports can’t be used for dashcam?

[Nuclear Fusion]

Is there a functional reason?
Can the rear ports read music files?
Or are they purely for charging?

 

[compu85]

They're power only.

 

[AdamVIP]

Does anyone make a kit to change the USB ports to cigarette lighter ports. Those would have been far more useful for charging and allow for the various fast charging standards.

 

[XLR82XS]

Does anyone make a kit to change the USB ports to cigarette lighter ports. Those would have been far more useful for charging and allow for the various fast charging standards.

Bunch online - here is one: https://www.amazon.com/Cigarette-Li...b+to+cigarette+lighter+adapter,aps,152&sr=8-3

 

[RC2785]

my guess is that they are only connected to a power source and none of the other systems in the car, so they have no access to the mcu