Dodge Charger: INTERIOR STORAGE AND EQUIPMENT / Illuminated Cupholders — If Equipped
On some vehicles the front and/or rear cupholders are equipped with a light ring
that illuminates the cupholders. The brightness of the light rings are controlled
by the Dimmer Control.

https://ecufix.info 
This feature allows an external USB device to be plugged into the USB port.
Plugging in a smartphone device to a USB port may activate Android Auto™ or Apple
CarPlay® features, if equipped...
Your vehicle is equipped with 12 Volt (15 Amp) power outlets that can be used
to power cellular phones, small electronics and other low powered electrical accessories...
Other information:
The following regulatory statement applies to all Radio Frequency (RF) devices
equipped in this vehicle:
This device complies with Part 15 of the FCC Rules and with Innovation, Science
and Economic Development Canada license-exempt RSS standard(s)...
FCW with Mitigation provides the driver with audible warnings, visual warnings
(within the instrument cluster display), and may apply haptic warning in the form
of a a brake jerk, to warn the driver when it detects a potential frontal collision.
The warnings and limited braking are intended to provide the driver with enough
time to react, avoid or mitigate the potential collision...