Manual copy machine:
-
Turn off the hard drive, Turn on
-
Matrix printer
-
Old computer keyboard
-
Manual copy machine
-
Computer keyboard
-
Turn on, turn off the old monitor
-
Signal read information, Computer interface
-
Computer interface, alarm
-
Computer mouse movement
-
Double click computer mouse
-
Computer simulated laser
-
Photocopy (photocopy)
★★★★★