Features: brand new and high quality for Shell can be dustproof for protection, open hole design, does not affect the heat dissipation of the main engine. The dust for jacket contains eight plastic accessories and five silica gel dust plugs to effectively prevent dust from entering the host chassis. The USB has four high-speed USB2.0 hubs with an output current of 900mA. Can be expanded at the same for time, support a variety of devices, no lag. for host,it can be directly plugged into the motherboard for use, or connected to the table for use. Specifications: Material:ABS Packing Size:Approx.39x26.5x6cm/15.35x10.43x2.36in Type:CD Disk Driver,Digtal Version Net Weight:1100g Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Game Console for Shell 1x USB Hub Extender 1Set Dust Plug