CD / DVD drive, disc read:
-
Signal read information, Computer interface
-
Closing the laptop cover, Opening
-
Input error sound, Pressing a keypad
-
Office work, typewriter, environmental sounds
-
Removed, The USB flash drive is inserted
-
Floppy disk reading
-
Franking machine
-
Modem connection, signal, interference
-
Signals, Computer interface
-
Matrix printer
-
Bios, Sound signal of a bios computer
-
Turn on, turn off the old computer
★★★★★