Inclusion Criteria:  Signed Informed Consent Form Adult subjects (18 years or older) Subjects using a Ponto 3 SuperPower on Oticon Medical compatible abutment Experienced BAHS users with a minimum experience of 3 months.  Subjects with:  conductive or mixed hearing loss with pure tone average (PTA) bone conduction (BC) threshold (measured at 0.5, 1, 2 and 3 kHz) of the indicated ear better than or equal to 65 dB HL as measured in situ with Ponto 3 SuperPower at Visit 1. OR subjects who have a profound sensorineural hearing loss in one ear and normal hearing in the opposite ear (i.e., SSD). The pure tone average (PTA) air conduction (AC) threshold of the hearing ear should then be better than or equal to 20 dB HL (measured at 0.5, 1, 2 and 3 kHz) as reported in the patient's Noah file. OR subjects who are indicated for an air-conduction contralateral routing of signals (AC CROS) hearing aid, but who for some reason cannot or will not use an AC CROS (as per investigator discretion). Fluent in Danish  Exclusion Criteria:  Subjects meeting any of the following criteria will not be permitted to participate in the investigation:  Known abnormally progressive BC hearing loss as judged by the investigator Subjects with known mixed losses where the sensorineural part of the hearing loss is of retro-cochlear or central origin Participation in another clinical investigation which might cause interference with study participation. Subjects who do not have the ability or are un-willing to follow investigational procedures/requirements, e.g. to complete questionnaires, according to investigator's discretion.