Dual XDVD270 2 X 7 Portable DVD Player, Comander + Companion, Case Dual handheld, portable media viewers for use in the car, on the plane, and at home One unit with DVD player, the other unit connects via cable to view playing video Compatible with DVD-R/RW, DVD+R/RW, and CD-R/RW Each unit has a 7-inch LCD screen (1440 x 234-pixel resolution), built-in speakers, headphone output Includes seat mounting system, AC home adapter, DC vehicle adapter