C815 series with its Quantum Dot display transform your TV viewing experience. QLED display presents a richer and brighter color than ever before and improves the performance of color. Its Dolby Vision and HDR10+ provide you extraordinary color, contrast, and brightness to the screen, so you can get perfect picture quality in every scene. Now you can talk to your TV directly, and easy access to your favorite content with integrated Hands-Free Voice Control Feature.The IPQ Engine with AI Technology dynamically improves the display effect and its detail enhancing, make the picture more layered and content details richer. Enjoy an incredibly immersive Dolby Atoms sound experience for your movies, music, and video games, and its Onkyo high-class 2.1 sound system with Subwoofer give your cinema-quality audio.Powered by the advanced AI technology and the latest TCL Android OS, its equipped with MEMC, Micro Dimming, Dolby Audio, DTS Sound, Chromecast built-in function & Google Assistant.