The AOS-100, made by Best Elektronik A.Ş., is a school bell timer/clock made for use in PA-integrated school bells that are used in Turkish public and private schools. It has 23 preset monophonic melodies, with additional functions such as playing the Turkish national anthem (İstiklal Marşı) and bells manually, automatic bell, announcement, holiday setting with one key, holiday mode, announcements, weekly lesson programs, automatic holiday days and a monochrome LCD display.
2 Comments on “Best AOS-100 school bell clock/timer”
In addition, the text “MP3 player” uses a distorted New Zelek by Bronisław Zelek.
Good call, Arthur! Added.