84' Motorized Projection Screen 1,110V , 220V 50/60HZ 2,with ... control 3,used for conference room 4,material:white matt 84' Motorized Projection ScreenProduct Features:1, Front reflecting patter ; Complete with ... .MaterialControlPowerSize (inch)ProportionGlass BeadedMatt WhiteRemote ControlManual ControlAC220V 50HZAC110V 60HZ60″/80″/84″/100″/120″150″/180″/200″/240″ 300″/60″*60″/70 ...