Connector A: 9Pin USB Header Male. Connector(s) B: 2X 9Pin USB Header Female. 9pin USB Header Male 1 to 2 Female Extension Cable Card Motherboard 9-Pin USB HUB Adapter Port Multilier. This is for a multiplier, one connect to motherboard 9pin(10pin) port, split to 2x 9-Pin(10-pin).
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