Office work, typewriter, environmental sounds:
-
Manual copy machine
-
Signals, Computer interface
-
Turn on, turn off the old monitor
-
Computer noise, Communication room
-
Signal, interference, Modem connection
-
Jet printer
-
Removed, The USB flash drive is inserted
-
Computer keyboard
-
Input error sound, Pressing a keypad
-
Matrix printer
-
Closing the laptop cover, Opening
-
Sound signal of a bios computer, bios
★★★★★