Purchasing a used hearing aid may seem like a better way to save expense on hearing aids, but this is usually not the case. because wearing used hearing aid depends upon many factors like which type of hearing aid you want to buy? cause there are various types of hearing aid available in a market. such as ITE(In-the-ear) or BTE(behind the ear).ITE hearing aids are custom-fit or made specifically to fit an individual’s ear canal. Because the shape of everyone’s ear canal is unique.If the used hearing aid is over 5 years old, the technology is considered outdated. If your hearing loss is outside the fitting range of the used hearing aid, the hearing aid can not be reprogrammed to meet your hearing needs. For more details click here: www.hearingsol.com/buy-used-hearing-aids/More details: Should I Buy Used Hearing Aids ?