See also:

General Information
The Sentry Key system complies with FCC rules Part 15 and with RSS-210 of Industry Canada. Operation is subject to the following conditions: • This device may not cause harmful interference. â ...

Headphones Operation
The headphones receive two separate channels of audio using an infrared transmitter from the video screen. Front seat occupants receive some headphone audio coverage to allow them to adjust the h ...

Controls
The headphone power indicator and controls are located on the right ear cup. NOTE: The rear video system must be turned on before sound can be heard from the headphones. To conserve battery lif ...