55-inch LED display, 4K UHD resolution (3840 × 2160) Powered by Android OS — access to Google Play, apps, casting, etc. Processor: Quad-core (A53 cores, ~1.5 GHz) Graphics: Mali-G52 or similar GPU RAM + Storage: 2 GB RAM, 8 GB internal storage Refresh rate: 60 Hz HDR / picture enhancements: Dolby Vision support in some models Audio support: Might include Dolby Atmos and enhanced audio features Connectivity: WiFi, Bluetooth, HDMI ports, USB ports, etc. (standard smart TV I/O) Contrast / colour: ~1.07 billion colours, contrast ratio ~5000:1 Power & dimensions: e.g. model BP550USG9700 consumes up to ~150 W