Brand: Clarity. MPN: 52703. Hear Clearly. Clarity s patented hearing technology Clarity Power™ makes hearing easy again by: Eliminating feedback and distortion Managing soft/loud sounds to produce clarity Amplifying incoming sound up to 35 decibels or almost 20 times louder than a standard home phone Offering four (4) tone settings to customize your listening experience Utilizing DECT 6.0 technology for clear interference-free communication See Clearly. More than just the biggest buttons that are easy to see this thoughtful design delivers: Easy to see high contrast numbers Contoured keys with soft-touch material for comfort Backlit keypad that is easy to see at night Large font and high contrast caller ID screen.