Do smart video doorbells need a chime to work properly? - A chime is often sold separately, since video doorbells use ...

With the exception of the Nest video doorbell, this prevents the chime from working, so if you want a ‘ding-dong’ sound you’ll still have to buy one of the new wireless chimes mentioned earlier.

Pro tip: If you’ve wired everything correctly, and both chimes don’t sound when you push the doorbell, check the connections.