<Ul> <Li> Phone connector </Li> <Li> PIN connector </Li> </Ul> <Tr> <Th> Common manufacturers </Th> <Td> Creative Labs (and subsidiary E-mu Systems) Realtek C - Media MARIAN digital audio electronics M - Audio Turtle Beach ASUS </Td> </Tr> <P> A sound card (also known as an audio card) is an internal expansion card that provides input and output of audio signals to and from a computer under control of computer programs . The term sound card is also applied to external audio interfaces used for professional audio applications . </P> <P> Sound functionality can also be integrated onto the motherboard, using components similar to those found on plug - in cards . The integrated sound system is often still referred to as a sound card . Sound processing hardware is also present on modern video cards with HDMI to output sound along with the video using that connector; previously they used a SPDIF connection to the motherboard or sound card . </P>

What does sound card do in a computer