Latest Android 9.0 OST9 tv box comes with Android 9.0 operation system, the latest RK3318 Quad-Core Cortex-A53 CPU with Mali-450 MP2 GPU, which make sure the box running stable and smooth to load movies, pictures and games without buffer, no need to wait for wonderful moment.4GB DDR3 + 64GB eMMcT9 Android TV box provides plentiful room 4GB DDR3 RAM 64GB ROM CPU bring quick start for your apps and games. You can download plenty of apps as you want via this android tv box. You can also expand the memory via the micro SD card slot. No need to worry about running out of space.2.4G/5.0G WIFI & Bluetooth 4.0T9 Android tv box comes with built-in 2.4/5.0 GHz Dual Wi-Fi & Bluetooth 4.0, supports 10/100M Ethernet LAN. We offer convenient connection and more stable WIFI signal to enjoy higher quality video experience. Just plug in the power supply, connect the box cable and Wi-Fi/Ethernet, you can watch whatever you like.3D+4K & H.265T9 tv box support 4k and 3D function. H.265 Hardware decoding can saves 50% of bandwidth resources, you can watch movies fluently. The 4K 1080p resolution is 4 times more than full, so you can see every detail of the screen is glossy.Plug and PlayUSB 3.0 is 10 times faster than USB 2.0. It can transfer large capacity files at storage rates defined by storage devices, and optimize the machine to reduce energy consumption. Just plug in the power supply, connect the box cable and Wi-Fi/Ethernet, you can watch whatever you like.