FORD 2014 E-450 v.2 - Manual (Page 304)

USB PORT (IF EQUIPPED)
WARNING: Driving while distracted can result in loss of vehicle
control, crash and injury. We strongly recommend that you use
extreme caution when using any device that may take your focus off
the road. Your primary responsibility is the safe operation of your
vehicle. We recommend against the use of any hand-held device while
driving and encourage the use of voice-operated systems when possible.
Make sure you are aware of all applicable local laws that may affect the
use of electronic devices while driving.
The USB port allows you to plug in
media playing devices, memory
sticks and charge devices (if
supported). See the SYNC chapter
for more information.
Audio System 303
2014 Econoline (eco)
Owners Guide gf, 2nd Printing, September 2013
USA (fus)