According to the FDA it is in your best interest to obtain a professional medical evaluation before purchasing a hearing aid and you are encouraged to do so before buying this item.If you choose to not obtain a medical evaluation before purchasing this item..I am required by law to provide you and obtain from you a signed written waiver of the medical evaluation,and I am required to provide to you a copy of the user instruction brochure for a hearing aid .Review the contents of the brochure with you and afford you time to read the brochure.You must provide to me either a signed statement from a physician or a signed waiver before I will deliver this item to you.Upon your request I will also provide a copy of the user instructions for the aid or name and address of the manufacturer or distributor where the brochure can be obtained.FOR SEVERE TO PROFOUND HEARING LOSS, BEHIND THE EAR DIGITAL HEARING AID , FOR LEFT OR RIGHT EAR, .Programmable with 3 listening modes.Email picture of your hearing test or answer ten questions and we will custom program for you.Fitting range UP TO 100 DECIBEL HEARING LOSS ...Smart programs can be adjusted for one on one conversations female or male voice, conversations in noisy room , listening to tv and many other situations.BUTTON VOLUME CONTROL....We are USA supplier with parts and service.We ship to the World.Same day shipping for purchases before 4pm eastern.Usps priority 2/3 day mail.