Dome Lights Appear on 'roof' or overhead monitors only. These lights play the same role as regular dome light in the cars interior.
\r\n
\r\nPicture in Picture (PIP) Is the ability to view more than one program simultaneously (e.g. different TV channels or different video sources, like DVD & TV)
\r\n
\r\nWireless Audio Transfer (IR) Is when the screen has infrared wireless audio transmitter, this allows sound signals to be received by IR wireless headphones.