The answer depends primarily on whether you’re looking into over-the-counter or prescription hearing aids. They will test your hearing in a specialized room, physically examine your ears for medical problems, and suggest a hearing aid model. Prescription hearing aids are expensive, anywhere from two to 10 times costlier than over-the-counter models. That said, for consumers who need hand-holding and significant fine-tuning of their hearing aids, professionals like this still have a function. Ultimately, higher-end OTC aids offer a user experience similar to that of prescription aids, only one that is fully remote.