Beelink Intel Atom x5-Z8300 BT3 TV Box with HD Graphics DDR3 2GB IEEE 802.11a/b/g/n2.4G+5.8G Wifi BT4.0 USB3.0 1000M LAN HDMI Intel Atom x5-Z8300 Processor 1.44 GHz (2M Cache, up to 1.84 GHz) | Processor Graphics: Built-in Intel HD Graphics DDR3 2GB | Supports up to 4K for ultra high definition Video Viewing Local Disk(C:) 40.0 GB, 12.8 GB occupied; Local Disk(D: ) 20.0 GB; SD Card (Support 128GB, not included) Low power, high efficiency | Super fast experience: USB 3.0, 1000Mbps LAN | Built-in antenna for WIFI, IEEE 802.11a/b/g/n, 2.4G+5.8G | BT 4.0 OS: Windows 10 Preinstalled | Office, Gaming Center, 4K Movie Home Theatre |