4k measures the horizontal pixels instead, and any TV described as 4K will have a resolution of at least 3840 x 2160. The current standard for HD is 1080p, measured by the number of vertical pixels. High-dynamic-range imaging is a high-dynamic-range technique used in photographic imaging and films to reproduce a greater dynamic range of luminosity than what is possible with standard digital imaging or photographic techniques. Dimensions with Stand: 1605mm x 906mm x 289mm.Active Voice Amplifier optimizes voice clarity based on the noise of the outside world, so you catch every word. Plus, innovative LED technology delivers bold, accurate contrast and colour from any angle, and Adaptive Picture technology ensures your picture stays perfect, even when the light around you changes. Powerful 4K AI upscaling ensures you always get the full impact of 4K, no matter the quality or source of your content. With 4K resolution, you will enjoy one of our most adaptive picture experiences yet, as Samsung’s powerful quantum processor optimizes to any viewing condition and improves the quality of all your content. Bring the full power of QLED into your home with the Samsung QN65Q70TA 65” 4K QLED Smart TV.