Samsung 55DU7000 Smart 4K TV (55DU7000) PurColor: Fine-tuned colors for a vibrant, lifelike picture. 4K Upscaling: Ensures you get up to 4K resolution for the content you love. Samsung Tizen OS: Latest apps & services on Samsung Tizen OS. Q-Symphony: TV and Soundbar orchestrated in harmony. Motion Xcelerator: Improved clarity with smooth motions. Auto Low Latency Mode (ALLM): Faster,smoother, low input lag gameplay Crystal processor 4K; True colors of shows and movies with upscaling. Contrast Enhancer: Enhanced sense of depth and color. High Dynamic Range: Better contrast with rich darks and bright lights. OTS Lite: 3D Surround sound audio experience. Adaptive sound: Enjoy sound optimized to your content. Samsung Daily+ : Apps like Samsung Health, Workspace and more. SmartThings: Connect to your home devices like Fridge, Washer, Lights and more. 3D Map View: Motior & control your home appliances. Adjustable Stand: Easily adjust the height and width of your TV. Boundless design: Sleek and elegant design less Bezel. AI Energy Mode: saves energy with intelligent analysis. Samsung Knox Security: Your data is secure. Screen Size: 55" Model: 55DU7000 Refresh Rate: 50Hz Resolution: 4K (3,840 x 2,160) Picture Engine: Crystal Processor 4K HDR 10+: Yes Micro Dimming: UHD Dimming Adaptive Sound Bixby voice control Apple AirPlay Free to air channels Wi-Fi 5, Bluetooth 5.2, eARC/ARC, Ethernet Webcam Support