Features: Operation System Configuration: Runs on the latest Android 7.1 System which is perfect in productivity, stability and performance, along with various of features and optimizations, delivering an improved user experience. Memory Expandable Storage: Comes with 1GB DDR3, 8GB EMMC Flash ultimately delivering a richer using experience which provides much space for your entertainment. It also supports TF card reading up to 32GB. H.265 VP9 Decoding: Supports both H.265 and VP9 decoding, which are the absolute mainstream decoding formats, saving 50% bandwidth resources, to enjoy 4K movie smoothly which is 4 times of full HD 1080P. UHD 4K Resolution: Based on H.265 HD decoding, it offers 4K * 2K output which provides you high definition viewing and fluent video playing, making it as the highest resolution available for home movies. Wireless Connection Multi-language: It supports 2.4G WiFi, 100M which enhances stable transmission efficiency and strong transmission signal. What's more, it supports multi-languages like English, French, German, Spanish, Italian, etc. Note 1: Please connect the TV BOX with your 4K TV first, and then 4K resolution option will show in resolution setting. Note 2: The remote controller of the product belongs to attached and functional accessory. If part of product functions can't be controlled by the controller, please purchase external mouse or air mouse to operate. You will have a better using experience. Highlight: OS: Android 7.1 CPU: Amlogic S905X Quad-core Cortex-A53 1.5GHz 64bit GPU: Penta-core Mali-450MP GPU RAM: 1GB DDR3; ROM: 8GB eMMC FLASH Expand Memory: support TF Cards up to 32G Network: IEEE 802.11 b/g/n, 2.4G WiFi Ethernet: 10/100M, standard RJ-45 High Difinition Video Output: 4k*2k 3D: Built-in 3D acceleration, can be the perfect box to support 3D games DLNA: Push the video, audio, pictures from phone or network to TV. USB Host: 2 high speed USB 2.0, supports USB DISK and USB HDD. HDR: Witness scenes and characters come to life in vivid contrast, color, and clarity. Languages Support: Built-in 33 languages. Decoder Format: VP9; H.265 HEVC MP; H.264 AVC HP; H.264 MVC; RealVideo 8/9/10; MPEG-1/2/4. Media Format: mkv, wmv, mpg, mpeg, dat, avi, mov, iso, mp4, rm. Music Format: MP1, MP2, MP3, WMA, OGG, AAC, M4A, FLAC, APE, AC3, AMR, DTS, RA, WAV.