4GB RAM] 4gb RAM is largest running memory in andorid tv boxes, which will make sure higher performance and more stable operation system, supports smoothly movies without any buffering and freeze, no more crashes.Also, you can expand the ROM up to 64GB via extra Micro SD card; Extended USB Mechanical Hard Disk 2.5/3.5inch up to 2TB Storage, much more space for your entertainment.Android 10.0This tv box comes with newest andorid 10.0, ART Optimization and Neural Network 1.2 in this streaming box can help your applications start much faster and consume less memory simultaneously.More smoothly than previous 9.0 and 8.1 OS--without you having to do anything. More security, privacy protection, totally new UI designed, much more APPs you can installed that 9.0 OS CANT do, and other muti-functions for tv streaming and more and more H616Compared with the previous generation H6 Chip, the power consumption of this tv box is greatly reduced, and the 6K online video can be played for a long time with high performance heat dissipation. The new generation smart image engine and image improvement algorithm can bring you the best large screen visual experience 6K & HDMI 2.0T95 tv box comes with upgraded HD-MI2.0, broadband up to 18Gbps, which is nearly 100 percent higher than the traditional 1.4 interface data throughput, presenting a better 6K resolution, much clear definition and more colorful than 4K box. In addition, the movies, musics, photos on your android /IOS devices can be shared on the big screen and the best speakers by DLNA/Airplay to enjoy the best entertainment experience