Digital Programmable Hearing Aid "MASTER-42" for Enhanced Hearing Function

A hearing aid electronic digital programmable air sound conduction behind-the-ear type "MASTER-42" is designed for monaural and binaural hearing aids by air sound conduction. It is used for sound amplification by air conduction in case of weak, medium and severe hearing loss, for individual use by children from 3 years and older and adults without age limitation. For hearing aids for sensorineural, mixed and conductive hearing loss. It has 2 channels of sound signal processing.