USB3.0, with a transmission speed of 5G Mbps, for high-speed data transmission. Quality steel, solid structure. Adopt high quality steel plate blackening treatment to ensure its durablity and resistance to abrasion. Three magnetic absorption nets are provided at the top and bottom plate, which are dust-proof and ventilated. The computer case is designed with 0.5mm in thickness, more compact and lightweight. Widely compatible with ATX/MICROE/ITX motherboards, and allows to install multiple HDD. Allows to install 240mm radiator, to greatly increase the external air flow of the case and improve the heat dissipation efficiency. 4mm transparent glass process, matches with RGB fans, making the computer case more cool and exquisite. Spacious back space and inward concave and convex cable management slot, many cable holes on the back, convenient for power supply and fan cabling.