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Plays bell at preset times on each day of the week.
Two different schedules for regular classes and examination.
Internal battery for clock operation even in power outage.
1440 different program per day and 10080 per week.
Different duration can be set for each bell time.
System can be password protected (for setting).
Stores Bell timing for the entire week.
Option for Emergency alarm.
1 to 2 Years of replacement warranty. (Depend on model).