<prompt> Translate the following text to EnglishKama ilivyoelezwa katika sheria ya 1988 ya Kupatikana kwa Simu za Sikia, hii inahusu watu wenye ulemavu wa kusikia, na inahusu matumizi ya vifaa vya kusikiliza, kulingana na Sheria ya Upatanaji wa Vifaa vya Usikilizaji ya 1988 HCAC.  <response>: The Commission believed these actions were needed to provide greater access to telephones by persons with hearing disabilities, as required by the Hearing Aid Compatibility Act of 1988, 47 U.S.C. 