With this Clarity phone you can enjoy clear effortless conversations. The trimline phone uses digital ClarityPower technology to make calls easy to hear and the backlit keypad is great for low-light use. Digital ClarityPower for loud and clear communication. Amplifies incoming sounds up to 26 dB. Visual ring indicator and a loud ringer volume to alert you of incoming calls. Large backlit keypad for simple use. Corded phone is compatible with hearing aids. Backed by the manufacturers 1-year limited warranty.