sound card 
noun
A device which can be slotted into a computer to allow the use of audio components for multimedia applications.In the past, people used to buy plenty of add-on computer cards to boost their computers' functions - sound cards, graphic cards, modem cards, USB connectivity cards and so on....
- Let's be honest, though; games drive the hardware industry, particularly in graphics cards, sound cards and processors.
- Another feature enables users so inclined to connect their PC sound card to their TV audio output.
- inaugurate
- inauguration
- inauguration day
- inaugurator
- inauguratory
- inauspicious
- inauspiciously
- inauspiciousness
- inauthentic
- inauthentically
- inauthenticity
- in a vacuum
- in a way (or in some ways or in one way)
- in a whirl
- in a word
- in a world of one's own
- in a —— light
- in back
- in ballast
- inbd.
- in bed with
- in-between
- in-betweener
- (in) between times (or whiles)
- in bits