ClearSounds CSCSC500 Amplified Landline Telephone with Speakerphone and Photo Frame Buttons - White SUPERIOR CALL CLARITY - 40 dB amplification with full range tone control (hearing aid compatible) LOUD SPEAKERPHONE - Full duplex speakerphone in base for hands-free talking EASY TO HEAR & EASY TO SEE - 85 dB adjustable ringer and bright visual ringer ensure that you never miss a call BIG BUTTONS - the easy-to-read keypad makes using the phone quick and easy PERSONALIZED SPEED DIAL - 8 one-touch photo memory dial buttons for the people you call most often