Amplifies incoming sounds up to 40dB or 20 times louder than standard telephones, 4 customizable tone settings, minimizes background noises, eliminates feedback and distortion, digital answering machine, message recording time approximately 14 minutes, numbers Easy-to-see high-contrast, contoured number keys with soft-touch material, backlit keypad, large font and high-contrast caller ID display, extra loud and clear talk Erphone on phone, 10 speed dial memory buttons, 100 names and numbers with 10 memory buttons, 20 last redial memory numbers, belt clip, ear ring clarity doorbell has 10 loud and clear melodies plus 6 volume levels, expandable up to 5 phones, large keypad and touch screen Caller ID light up as a super bright visual doorbell, direct connection. listening devices or Headphones with 2.5mm jack.
