Samsung QB43B Digital signage flat panel 109.2 cm (43") VA Wi-Fi 350 cd/m² 4K Ultra HD Black Tizen 6.5 16/7Product design: Digital signage flat panelDisplay diagonal: 109.2 cm (43") Display technology: VA Display resolution: 3840 x 2160 pixelsDisplay brightness: 350 cd/m²HD type: 4K Ultra HDWi-Fi. Operating hours (hours/days): 16/7Operating system installed: Tizen 6.5Product colour: Black