"Electronic digital trimmer programmable hearing aid of air sound conduction behind-the-ear type "PRESTO" according to ?STR.9425

The hearing aid electronic digital trimmer programmable air sound conduction behind-the-ear type "PRESTO 4T" is designed for monaural and binaural hearing aids by air sound conduction. It is used for hearing aids for sensorineural, mixed and conductive hearing loss. It has 4 channels of digital sound signal processing. The hearing aid is designed to compensate moderate and severe hearing loss in adults and children, including those with volume perception disorders. Hearing aid "PRESTO 4T" has a wide range of all necessary functions that will help the user feel comfortable in the most difficult acoustic situations.