The speed and other properties is not changed,only form conversion interface.Transparent to the operating system and does not require any software drivers.
Support DC 5v 500ma current for each port.
Desktop 19-Pin USB3.0 HUB to USB 2.0 9 pin Connector Adapter Port Multilier
Motherboard 19pin USB 3.0 Header 1 to 2 USB2.0 9Pin Female Extension HUB Connector Adapter Port Multilier
USB2.0 HUB chipset inside, and support 480Mbps speed.