Expansible Large Storage- Supports a multiple for extended storage modes: , simply DIY SATA HDD SATA HDD(2.5in 7MM). 4x USB3.0 interface. Whats more, USB hard disk slot can be added to expand 2T memory. Small size, great use and rich interfaces. Equipped with a number of basic excuses. The plastic shell is very light, and you can pack it in the travel bag and take it with you on trips. Furthermore, you can use a mounted bracket attach it to the back of your display. Dual Display & Intel HD Graphics -The Micro Computer Comes With 4k@30ghz Ultra High Definition Streaming Capability. The mini desktop computer comes with 4K ultra high definition streaming capability, giving excellent TV experience for you, which can be used as a media center to enjoy TV shows or games. High-Quality After-Sales Service, We offer lifetime technical support, 1 year free warranty, and 7 days/ 24 hours serving. All of our products obtained FCC, CE ROSH certifications.