fˈiːdbæk ɪz mˈoːɹ lˈaɪkli tʊ əkˈɜː wɛn ðə hˈɪɹɪŋ ˈeɪd vˈɑːljuːm ɪz ɪŋkɹˈiːst, wˌɛn ðə hˈɪɹɪŋ ˈeɪd fˈɪɾɪŋ ɪz nˌɑːt ɪn ɪts pɹˈɑːpɚ pəzˈɪʃən ɔːɹ wɛn ðə hˈɪɹɪŋ ˈeɪd ɪz bɹˈɔːt klˈoʊs tʊ ɐ ɹᵻflˈɛktɪŋ sˈɜːfɪs ˈiː.dʒˈiː. wˌɛn jˈuːzɪŋ ɐ mˈoʊbəl fˈoʊn.
Feedback is more likely to occur when the hearing aid volume is increased, when the hearing aid fitting is not in its proper position or when the hearing aid is brought close to a reflecting surface (e.g. when using a mobile phone).