Answer:
A good automatic school bell system should have the following features:
Programmable bell times: The system should be able to be programmed to ring at the desired times for each day of the week.
Multiple bell sounds: The system should have a variety of bell sounds to choose from, so that different sounds can be used for different events.
Loud and clear sound: The bell sound should be loud and clear enough to be heard throughout the school.
Durable construction: The system should be made of durable materials to withstand the rigors of everyday use.
Easy to use: The system should be easy to program and use, even for non-technical staff.