... : English, French, Portuguese,Spanish, Russian, Dutch, German, Italian.Automatic back-lights for buttons.Full-function remote controller.Multiple video ... 1W.Loudspeaker: one 15x24mm round loudspeaker.Power supply: Automobile storage battery (10-32V).Power consumption: about 6W .Outer dimension ... : 70°Operating temperature: -20 ºC ~+50ºC,RH90%.Storage temperature: -30 ºC ~+80ºC,RH90%.Dimension: