Features: [Operating System Processor] Beelink Gemini X45 Mini PC supports for Windows 10 and for Microsoft Cortana. It is characterized by Intel Celeron J4105 up to 2.5GHz. Its high machine configuration offers ultra-fast running speed and smooth image processing performance. [Memory and Expandable Storage] 4GB DDR4 RAM helps you to run games smoothly. 64GB eMMC allows you to store multimedia files with faster speed. It also supports extended storage, including SATA 2.5-inch hard disk / MSATA SSD / TF Card. [Enjoy Your 4K Home Theater] Beelink Gemini X45 can support UHD 4K ultra-high-definition video content, and help to change your living room in a home theatre, offering you a stunning visual effect without interruption, which related to your internet speed. [Wireless Connection] It supports 2.4G / 5G dual-band WiFi and 1000Mbps LAN, providing reliable network access with high data rates. BT 4.0 enables to wirelessly transfer media files or pair with BT wireless accessories. [Multi-interface Design] Beelink Gemini X45 packs a lot of connectivity into a small space. Equipped with multiple interfaces, including 2 HD OUT, 1 RJ-45, 4 High-speed USB 3.0, 1 headphone jack and TF card slot, which makes home entertainment easier. Two HD ports make the Mini PC available to connect two computers simultaneously. Note: Please connect the Mini PC with your 4K TV first, and then 4K resolution option will show in resolution setting. Highlight: OS: Support for Windows 10 system; Support Microsoft Cortana CPU: Intel Gemini Lake Celeron J4105, 4 Cores 4 Threads 1.5 Up to 2.5GHz, Cache 4M GPU: Intel UHD Graphics 600 up to 750MHz, 4K 60Hz Memory: LPDDR4 4GB 2400 MT/S Storage: 64GB 3D eMMC Extensible Storage: SATA 2.5-inch hard disk / MSATA SSD / TF Card BT: V4.0 WiFi: IEEE 802.11 b/g/n/ac, 2.4G/5.0G LAN: Support 10/100/1000Mbps LAN