Reversible USB2.0 9Pin Housing to Motherboard USB3.0 20pin Header Female Adapter

L Let your USB 3.0 20pin device connected the USB 2.0 motherboard or Let your USB 2.0 9pin device connected the USB 3.0 motherboard. l The chassis is USB3.0 and the motherboard only has USB2.0, you can use this conversion head to use the USB interface of the chassis.

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