Features: 1. The chip supports perfect soldering with excellent workmanship and the number of surrounding originals is sufficient, the layout is uniform and neat. 2. The riser board chip can maximally eliminate interference and improve stability. 3. Each interface is equipped with independent interface protection insurance. 4. When the external USB equipment has a short circuit, too large current and others, the power may be cut off instantly. 5. Adopts thickened gold deposition technology, the USB3.0 adapter card maintains strong anti-oxidation ability while the gold deposition surface can maintain more stable transmission. Specifications: Item Type: Computer Expansion Card Model: U3055-V Chip: VL805 Data Transmission Speed: 500 (MB/s) Interface: USB3.0 Interface Rate: 5Gbps System Support : for XP / Win7 / Win8 / Win8.1 / Win10, etc. Size: approx. 120 x 77 x 68 mm / 4.72 x 3.03 x 2.68 inch Package List: 1 x Computer Expansion Card 1 x Interface Card Slot 2 x Screws