- Analyze the morphology of the patient's external ear, taking an impression of it, according to established protocols and applicable regulations. - Select the type of non-implanted hearing prosthesis that covers the patient's hearing loss, according to the patient's characteristics, according to established protocols and applicable regulations. - Identify equipment used in audiological examinations and tests, in order to select and adjust hearing aids. - Analyze the needs for the use of complementary technical hearing aids, according to patient characteristics, established protocols and applicable regulations. - Apply procedures to adjust a non-implanted hearing prosthesis, according to recommendations included in the selected adaptation method, established protocols and applicable regulations. - Apply procedures to electronically adjust implanted middle ear hearing prostheses, according to recommendations included in the adaptation method, established protocols and applicable regulations. - Analyze systems for intervention in patients with tinnitus, making electroacoustic adjustments, according to established protocols and applicable regulations.