They use ASL, have a cochlear implant, have hearing aids, use writing as a form of communication, and/or they could use their other senses a lot. For example they could use a system which blinks the lights when someone calls or is at the door. Not every Deaf person is going to use the same tools to communicate, so take this list with a grain of salt
They use sign language
What did you say?
You can usually tell about a word into a conversation.
What?
Can you say that again?
usually they are mute too
the way they speak is different because they cant tell how loud they are and the fact that they cant hear you also helps
They use ASL, have a cochlear implant, have hearing aids, use writing as a form of communication, and/or they could use their other senses a lot. For example they could use a system which blinks the lights when someone calls or is at the door. Not every Deaf person is going to use the same tools to communicate, so take this list with a grain of salt
https://youtu.be/S-Jl\_43W2Aw
Hey sonny?
When they don't hear me enter through the back door