Video projectors

portable self-contained video projection and Public Address system which has selectable power sources of 12 volts or 110 volts 60 Hertz or 220 volts 50 Hertz or the internal rechargeable 18 Ampere hours battery pack, which contains an internal DVD player with remote control, along with computer and video input ports for video presentations from external playback sources which also includes audio output ports and two detachable speakers with a wireless microphone that operates through the proj...