Disclosed herein is an in-vehicle reproducing system, including: a reproducing device; and a display device detachably mounted to the reproducing device, wherein the reproducing device is fixed to a vehicle and includes a reproducing portion obtaining at least a video signal from an attachable storage medium, a manipulation portion carrying out control for reproduction from the attachable storage medium, a first wireless communication portion transmitting the video signal to the display device, and an electric power transmitting portion transmitting an electric power to the display device through non-contact electric power transmission, and the display device includes an electric power receiving portion receiving the electric power transmitted thereto from the reproducing device through the non-contact electric power transmission, a second wireless communication portion receiving the video signal from the reproducing device, and a display portion displaying thereon an image based on the video signal received in the second wireless communication portion.