TCL 55" CLASS 6-SERIES 4K MINI-LED QLED DOLBY VISION HDR SMART ROKU TV - 55R635 Superior 4K HDR picture quality Mini-LED backlight display technology Wide Color powered by QLED technology HDR Pro Pack featuring Dolby Vision high-dynamic range (HDR) Contrast Control Zone technology maximizes contrast Stream free TV, live news, sports, movies, and more AiPQ Engine with Smart HDR, Smart 4K Upscaling, and Smart Contrast THX Certified Game Mode for optimal big-screen gaming Variable Refresh Rate (VRR) provides seamless gameplay Auto Game Mode for an optimized fast-response gaming experience Easy Voice Control works with Siri, Alexa, and Hey Google Share videos, photos, and music from your Apple device using AirPlay Simple, personalized home screen FullView edge-to-edge glass design Integrated cable management makes your TV setup clean and clutter-free Advanced Digital TV Tuner with Live TV Channel Guide Enhanced remote with voice control and shortcuts to popular channels Dual-band WiFi & Ethernet port 4 HDMI inputs (1 eARC)