ASRock B75 Pro3-M USB 2.0 Headers Besides four default USB, Two USB 2.0 headers on this, Ports

USB 2.0 Headers	Besides four default USB 2.0
(9-pin USB8_9)	ports on the I/O panel, there are
(see p.2, No. 25)	two USB 2.0 headers on this
	motherboard. Each USB 2.0
	header can support two USB 2.0
	ports.
(9-pin USB10_11)
(see p.2, No. 22)

USB 3.0 Header	Besides two default USB 3.0
(19-pin USB3_2_3)	ports on the I/O panel, there is
(see p.2, No. 11)	one USB 3.0 header on this
	motherboard. This USB 3.0
	header can support two USB 3.0
	ports.
Infrared Module Header	This header supports an
(5-pin IR1)	optional wireless transmitting
(see p.2, No. 27)	and receiving infrared module.
Consumer Infrared Module Header	This header can be used to
(4-pin CIR1)	connect the remote controller
(see p.2, No. 24)	receiver.

English

Front Panel Audio Header	This is an interface for front
(9-pin HD_AUDIO1)	panel audio cable that allows
(see p.2, No. 31)	convenient connection and
	control of audio devices.

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ASRock B75 Pro3-M Motherboard