For making the production of hearing-aid eyeglasses using standard eyeglasses easier, a hearing aid device has a body that can be attached to an eyeglasses bow has a channel therein for acceptance of a flexible eyeglasses bow end piece, and the body is flexible in at least a region thereof. Standard eyeglasses thus do not have to be damaged for connection with the hearing aid device and they can be placed back into their original state in a simple manner.