Screen size: 55 inches. Resolution: Ultra HD 4K ultra-clear for precise details and a clear picture. Backlight type: DLED (Direct LED) for better light distribution on the screen. Operating system: Smart system that supports Android applications, the app store, and the web browser. Processor: Cortex A9 processor to ensure smooth and fast performance. Ports: Multiple connection ports including HDMI and USB for connecting external devices and media. Wireless connectivity: Supports Bluetooth technology and Multi-Screen sharing to display smartphone content. 2 unused screens.