Product Type: LED Series: 9 Screen Size: 50" Resolution: 3,840 x 2,160 Picture Engine: Crystal Processor 4K PQI (Picture Quality Index): 2800 HDR (High Dynamic Range): HDR HDR 10+: Support Contrast: Mega Contrast Colour: Dynamic Crystal Color Brightness/Colour Detection: Brightness Detection Micro Dimming: UHD Dimming Contrast Enhancer: Yes Auto Motion Plus: Yes Film Mode: Yes Natural Mode Support: Yes Filmmaker Mode (FMM): Yes Dolby Digital Plus: Yes Object Tracking Sound: OTS Lite Adaptive Sound: Adaptive Sound Q-Symphony: Q-Symphony Sound Output (RMS): 20W Speaker Type: 2CH Multiroom Link: Yes Bluetooth Audio: Yes Samsung SMART TV: Smart Operating System: Tizen™ Bixby: US English, UK English, India English, Korean, French, German, Italian, Spanish, Portuguese (features vary by language)