Inclusion Criteria:  Minors aged 2 to 10 years (inclusive) Patients followed in consultation at Necker Hospital in the Pediatric ENT department With a slight to deep bilateral deafness Auditory experience with hearing aid and / or cochlear implant bilateral for more than 1 month holders of parental authority not opposed to participation in the study  Exclusion Criteria:  Non-wearing of hearing aid and / or implant over the last month malfunction of hearing aids and / or implant Non-understanding of the French language by parents