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Alarm, Computer interface
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Computer keyboard
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Fan noise, Turning on the computer, shutting
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Jet printer
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Laser printer
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Office work, general noise
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Office work, environmental sounds, typewriter
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Sound signal of a bios computer, bios
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Matrix printer
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Opens, closes the CD / DVD tray
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Photocopy (photocopy)
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Computer noise, Communication room
★★★★★