Boss Audio Systems HIR7M is a universal headrest with a pre-installed 7-inch (178 mm) widescreen TFT monitor. It features LED backlit panels for exceptional picture quality, high efficiency, and long life. The cover colors are easily interchangeable between black, gray, and tan to match your vehicle's interior. The pole distance is adjustable from 4" to 7" for a universal fit. It has a free tilt mechanism for optimal viewing angle adjustment and automatically selects PAL/NTSC systems. It has a built-in front 3.5 mm AV input jack, a 3.5 mm jack for headphones, and two A/V inputs (one 3.