Toyota Premium ICE Owner's Manual page 40

Headphones
Take off the battery cover, remove the batteries and insert new batteries.
B
Caution: Use two identical 1.5 V type AAA alkaline batteries!
H
Disposal: Always dispose of batteries, the remote control unit, the remote sensor and the
mobile DVD-player itself in accordance with the national regulations for the disposal
of electronic products.
Premium ICE 9