This guide details assistive and access technologies for individuals with hearing loss, beyond hearing aids and implantable devices. The authors review federal access laws for deaf and hard-of-hearing consumers, the acoustics of sound and acoustic issues in different listening environments, the benefits of hearing aids and implantable devices, and needs assessment, then discuss technologies for hearing enhancement, including frequency-modulated systems, induction and hearing loop systems, infrared systems, and contemporary wireless hearing technologies like Bluetooth and wifi; telecommunications and telephone technologies, including text-based access technologies for television and movies and alerting devices and services; case studies; the needs of health professionals with hearing loss; and recent advances. Annotation ©2015 Ringgold, Inc., Portland, OR (protoview.com)