chapter 4
item 3
Audio input

audio input: process of entering audio data into the computer (voice and music)

Voice input systems (speech recognition systems):
enable a computer to recognise the human voice

consist of a microphone or headset and appropriate software
can be used to dictate text or commands into a pc
music input systems: can input and record music
(either original compositions or via a cd or dvd player)

The user speaks into a microphone that cancels out background noise and inputs the speech into the computer

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