Support ASRock BCLK full range overclocking. Support ASRock U.2 kit. - 2 x USB 2.0 pin headers (supports 4 USB 2.0 ports) (supports ESD protection (ASRock full protection)). - 1 x USB 3.1 Gen1 header (supports 2 USB 3.1 Gen1 ports) (supports ESD protection (ASRock full protection)).
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