Page 54 - COMPUTER HARDWARE
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9                   Line in






                                 referred to as audio in and sound in, the line in or line-in is a


                                 jack found on computer sound cards that enable a user to

                                 connect an external audio device.





                                 These devices include CD players, audio mixers, musical

                                 instruments, and microphones. They are used to record, play,


                                 and modify the incoming audio.




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