clarity ameriphone amplified phone w large buttons xl-50
multiband compression to provide intelligent amplification acoustic echo cancellation to eliminate feedback noise reduction to suppress background and line noises amplifies incoming sounds up to 60 db at 124 db spl four tone settings for a customized listening experience extra large backlit dial pad buttons with reverse contrast super bright visual ringer 11 memory dialing buttons ac adapter with battery back-up batteries not included desk or wall mountable lamp control button