This type of technology allows people with hearing difficulties to focus on a speaker or subject by getting rid of extra background noises and distractions, making places like auditoriums, classrooms, and meetings much easier to participate in.
ðɪs tˈaɪp ʌv tɛknˈɑːlədʒi ɐlˈaʊz pˈiːpəl wɪð hˈɪɹɪŋ dˈɪfɪkˌʌltiz tə fˈoʊkəs ˌɔn ɐ spˈiːkɚ ɔːɹ sˈʌbdʒɛkt baɪ ɡˌɛɾɪŋ ɹˈɪd ʌv ˈɛkstɹə bˈækɡɹaʊnd nˈɔɪzᵻz ænd dɪstɹˈækʃənz, mˌeɪkɪŋ plˈeɪsᵻz lˈaɪk ˌɔːdɪtˈoːɹiəmz, klˈæsɹuːmz, ænd mˈiːɾɪŋz mˈʌtʃ ˈiːziɚ tə pɑːɹtˈɪsᵻpˌeɪt ˈɪn.