0:01
Please enable Javscript
Arcade system, button press, hard
0:30
Please enable Javscript
Alarm system, keypad timer countdown, building security
0:01
Please enable Javscript
Alarm system, keypad entry, enter code accept
0:01
Please enable Javscript
Toy computer, learning system, laptop open with squeak
0:01
Please enable Javscript
Toy computer, learning system, laptop open
1:00
Please enable Javscript
Alarm system beeps loop