i think i answered this already maybe you are a different person. i think it does i am not sure. found out. it does but not between the hours of 12 am to 6 am. there is an on/off switch to shut it off with.
need spell check hahaha yes it sings on the hour, anyway suppose to. i never used it, just sold them. i had gotten a few of them to give as christmas presents and decided not to give. so their badluck is everyone else. lol