Floppy disk reading:
-
Closes the CD / DVD tray, Opens
-
Opening, closing the laptop cover
-
Floppy disk reading
-
Computer interface, signal read information
-
Read, room noise, write, Hard disk
-
Removed, The USB flash drive is inserted
-
Turn off the old monitor, Turn on
-
Computer mouse movement
-
Environmental sounds, Office work, typewriter
-
Manual copy machine
-
Computer interface, alarm
-
Computer noise, Communication room
★★★★★