Acura 2007 MDX Owner's Manual page 263

Main Menu Table of Contents
Replacing the Remote Control
Batteries
COVER
If it takes several pushes on the
button to operate the rear
entertainment system, have your
dealer replace the batteries as soon
as possible.
Battery type: BR3032
An improperly disposed of battery
can hurt the environment.
Always confirm local regulations for
battery disposal.
Rear Entertainment System
259