Chrysler 2013 300 SRT - Owner Manual - Manual (Page 298)

The power sunshade can also be operated by passengers
in the rears seats. The power sunshade switch is located
on the back of the center console between the heated seat
switches. Press the switch once to raise the sunshade.
Press the switch a second time to lower the sunshade.
Power Sunshade Switch
296 UNDERSTANDING THE FEATURES OF YOUR VEHICLE