Audiovox D1420 Owner's Manual page 6

Warning
A DVD player is a Class 1 laser product. This unit uses a visible laser
beam, which could cause hazardous radiation exposure, if the safety
interlocks are defeated.
Be sure to operate the unit correctly as instructed.
The following caution label is located on the rear panel of the player.
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous
radiation exposure.
Never use this device while driving.
If the unit is being used by a passenger in your vehicle, be sure
that it does not cause distraction to the driver, is secured or held
safely, and does not obstruct any safety device (e.g.: airbag, seat
belt, etc.)
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