150" inch electric projection screen/ceiling hanging projector screen

150 inch electric projection screen/ ceiling hanging projector screen                                 deeply recessed into false ceiling,  Rigid structure is simple,easy to operate Power plug is removable for easy installation and maintenance Internal or external remote control option available for infrared / wireless / manual / other operations Ideal for the conference room, home theater, classrooms, showrooms, etc. available size is70" to 153" diagonal. Features:                                                        Recessed into false ceiling  Details:   Package: Produce Procedure:                   About us:                Certificates: