The 4K Smart digital cable set top box integrates a 4-core  Cortex A53 64-bit high-performance processor and a multi-core high-performance 2D/3D acceleration engine; supports H.265/AVS2 4Kx2K@P60 10bit ultra-high-definition video decoding, high-performance H.265/H.264 high-definition video encoding, HDR video decoding and display, and Dolby audio processing. It can support customers to implement ultra-high-definition 4K service deployment, provide the best user experience in terms of image quality, stream compatibility, video playback fluency, and overall performance while meeting the growing video communications, karaoke, cloud games, multi-screen interaction, and other value-added services needs.