I tried Phonak paradise HAs. Were not satisfactory for me. I turned them in during trial period on Feb22 2021 Ipaid by check I have not received my refund of 3,949.97 as of April 6. This in spite of numerous calls to the local office where I purchased them Local office Werner Robbins Ga 31088-**** *02Margie Dr Fannie Marchetti fmarchetti@***.net 478 747**** User's recommendation: Do not deal with this company. Local office excellent but corporate office terribl.