Hearing aid fitting systems Callisto™ USB audiometer with hearing aid fitting optionals. Affinity Compact As functional as it is pleasing to the eye. Four versions available. TBS25 Hearing aid test box. TBS10 Hearing aid test box. Affinity 2.0 All-in-one hearing aid fitting system. OtoAccess® Audiology integration software. Viot™ Video otoscope Audiometer Keyboard Dedicated keyboard for audiometry.
