... screen solutions with a built-in media player. 3G, Wi-Fi network LCD/LED advertising player, LCD/LED digital signage,LCD / ... /G)H.D.D.2.5 inch 320GB SATA HDD or SSD support(Capacity can be customized)Speaker2 Built- ... )H.D.D.2.5 inch 320GB SATA II HDD or SSD support(Capacity can be customized)Speaker2 Built- ... stations, bookstores, parks, exhibition hall. 55inch Standing LCD USB Media Advertising Player