USB Motherboard Connector,SNANSHI 20Pin USB3.0 Male to 9Pin USB2.0 Female Motherboard Adapter Converter CablePack of 2 Let your USB 3.0 20 pin device connected to the USB 2.0 9 pin motherboard. Data speed: 480 Mbps for USB 3.0 device Connect your USB 3.0 20pin device to USB 2.0 motherboard. Professional made, stable performance Length: 12cm