Amplified Telephone with Talk Back Numbers- Amplifies incoming sound up to 50 decibels- Extra large Braille buttons- Electronic voice repeats each number as it is dialed- Speed dial buttons can be programmed to speak name of the person assigned to that speed dial out loud- Adjustable incoming volume control- Adjustable incoming tone control 600-2400Hz- Visual ring indicator- Extra loud 95+ dB ringer- Hearing aid compatible