iiyama LH5575UHS-B1AG Signage Display Digital signage flat panel 138.7 cm (54.6") LCD Wi-Fi 500 cd/m 4K Ultra HD Black Built-in processor Android 11 24/7 from Quzo UK at £974.84. <b>55" 4K UHD Professional Digital Signage 24/7 display featuring Android OS FailOver and Intel SDM slot&