55\" 4K UHD Professional Digital Signage display Enjoy brighter signage with the Pro Lite 42 Series. Delivering a slim bezel, 4K UHD, 500cd/m? brightness display, which can be operated 18/7 in landscape and portrait orientation, whatever the application. Thanks to the Android OS, you can easily customize the display by installing applications directly to it, making it the perfect choice for Digital Signage and In-store communication. The Intel(R) SDM Slot provides embedded PC option for total flexibility, security and control, while Fail Over feature ensures your content is always actively displayed through your choice of inputs. SIGNAL FAILOVER Fail Over is a feature which automatically detects input sources. When there is no signal on the default input it will automatically switch to the next available input. Fail Over allows customers to prioritize a number of inputs (incl. Browser, Media Player and Custom) and ensures your content is always actively displayed, assuring active content at all times. ANDROID OS Thanks to Android OS, you can easily customize the display to your needs by installing applications directly to it. SMART DISPLAY MODULE A Smart Display Module (Small/Large) is a plug-in module which can easily be inserted into the most stylish and ultra-slim displays. This small sized module delivers great performance with minimum implementation and management. 4K UHD resolution (3840x2160), better known as 4K, offers a gigantic viewable area with 4 times more information and work space than a Full HD screen. Due to the high DPI (dots per inch), it displays an incredibly sharp and crisp image. MEDIA PLAYER LFD Play your favourite music and show your most beautiful videos, photos and images directly on screen from a flash drive or internal memory with the built-in media player.