found at Bing Lee
Visual & Hearing Impaired Phone Large Easy-To Read Buttons Four Hot Dial Buttons with Own Photo Enhanced Visual Ringer Loud Amplified Handset Volume - Up to 20dB Digital Duplex Speakerphone on Base Handset Volume Control Hearing Aid Compatible On Hook Dialling Mute / Redial Flash Functionality Corded Handset for Operation under Power Failure Conditions