. Impress with a large-diameter Philips 75BDL4150D Smart Signage Display. Designed to run Android apps the Philips D-Line is the high-performance powerhouse for corporate educational & similar environments that need to go bigger. Save & play content with internal memory. Upload your media into the display & playback content immediately. Working in conjunction with the internal browser it also serves as a memory cache when streaming online content. If the network ever fails the internal memory keeps content running by playing a cached version of the content ensuring that your media stays up even if the network goes down..