Question: what are the different styles of hearing aids?
Answer: Behind the ear hearing aids. Behind the ear (BTE) hearing aids are the most common type. ... 
Receiver in the ear hearing aids. ... 
In the ear hearing aids. ... 
In the canal hearing aids. ... 
Completely in the canal and invisible in the canal hearing aids. ... 
CROS/BiCROS hearing aids. ... 
Body worn hearing aids.