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This 9Pin USB 2.0 motherboard adapter easily converts the motherboard 9Pin header into dual standard USB-A female ports. It offers stable 480Mbps USB 2.0 transmission performance, ideal for connecting keyboards, mice, U disks and other daily USB devices. With precise pin layout and solid construction, it ensures long-term reliable contact and signal stability. Easy to install without any drivers, perfectly suitable for desktop computer DIY assembly, front panel USB expansion and internal motherboard interface extension.