Power supply AC 220V 50Hz System of Signal PAL/NTSC/AUTO Definition 600TVL frequency 50Hz Power requirements 90W Antenna input impedance 75¦¸ Loudspeaker Two 3W round loudspeakers 3WŁ«3W Dimensions 522(W)x522(H)x490(D)(mm) Net weight 22.8Kg Gross weight 24.5Kg