Franking machine:
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Manual copy machine
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Double click computer mouse
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Laser printer
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Turn off the old computer, Turn on
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Opens, disc read, closes the CD / DVD tray
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Sound signal of a bios computer, bios
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Turn on, turn off the old monitor
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Franking machine
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Floppy disk reading
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Repeatedly pressing a computer mouse
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Computer interface, alarm
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Read, room noise, write, Hard disk
★★★★★