Popcorn machine:
-
Hissing old tv
-
SMS notification sound
-
An electric toothbrush
-
Air conditioning, off, on
-
Sound to start presentation
-
Sewing machine
-
Electronic melody for SMS alerts
-
Defrost process, Spaceship freezer
-
Hard disk, spin, read
-
Vibration noise, Faulty air conditioning
-
Email message sound
-
Whatsapp notification sound
★★★★★