Modem connection, signal, interference:
-
Computer interface, alarm
-
Photocopy (photocopy)
-
Manual copy machine
-
General noise, Office work
-
Communication room, computer noise
-
Computer keyboard
-
Computer mouse movement
-
Floppy disk reading
-
Opening, closing the laptop cover
-
Write, Hard disk, room noise, read
-
Fan noise, Turning on the laptop, shutting
-
Closes the CD / DVD tray, disc read, Opens
★★★★★