Computer mouse click:
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Computer mouse movement
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Sound signal of a bios computer, bios
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Turn on, turn off the hard drive
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The USB flash drive is inserted, removed
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Franking machine
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Signals, Computer interface
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CD / DVD drive, disc read
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Photocopy (photocopy)
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Computer mouse click
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Closes the CD / DVD tray, Opens, disc read
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Modem connection, interference, signal
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Turn on, turn off the old monitor
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