Patent ID: 8532318

Claim:
A hearing aid device, comprising first and second hearing aids separately mounted on the two ears of the user, wherein the first and second hearing aids each have: a main body having a mounting shape that conforms to the shape of the user's ear; a sound collector that takes in ambient sound from around the main body; a hearing aid processor that subjects the ambient sound taken in by the sound collector to hearing aid processing; a speech output section that outputs to outside the main body the sound that has been processed by the hearing aid processor; a communication section that communicates between the first and second hearing aids; a notification controller that decides a communication state between the first and second hearing aids; and a counter that counts a number of times that the notification controller decides that communication has not been established between the first and second hearing aids; and a notification synthesizer that alerts the user that the power has not been turned on according to the decision result for the communication state by the notification controller when the number of times that the notification controller decides that the communication has not been established between the first and second hearing aids counted by the counter exceeds a specific count.