Signal sound effects

School bell (3)

666 6

School bell (5)

637 7

School bell (7)

624 6

School bell (9)

709 11

School bell (11)

812 7

School bell

2007 70

School bell (4)

706 12

School bell (6)

665 12

School bell (8)

840 20

School bell (10)

885 6

School bell (12)

1011 12

School bell (13)

629 19

School bell (short and long)

945 24

School bell (2)

759 23

Electronic alarm

858 26

Old modem, dial-up modem (2)

864 28