Announcement of the clock like the watches of the company
Casio
They will have a short babe sound at the clock and will notify you of a new hour
The clock notification will take this feature on your Android phone clock.
There is also an option to change the bell's alarm and also change from hour to hour every half hour
Interesting Hourly Announcement Features:
** Short beep playback, every half hour (can be disabled)
** Turn off the app from the clock. . . until . . . (For example, at night, in the default location from 10 nights to 9am)