The Clarity D702C amplified/low vision cordless phone with a CID display amplifies incoming sound up to 30 decibels. The D702C offers a vision solution featuring the largest keypad of any cordless phone high contrast numbers a Backlit Keypad that is easy to see at night a bright visual ringer and a large font Caller ID display. The D702C uses patented Clarity Power technology making hearing easy again by eliminating feedback and distortion minimizing background noises while managing soft and loud sounds.