- Mountain Bell big button corded telephone - 13# Memories - Visual ring indicator - Power failure protection - Line powered - Hands free speakerphone - Speakerphone volume control - Redial/flash/pause - Ringer on/off switch - Handset volumecontrol (normal/hi) - Mixed mode dialing (P>T) - Tone/pulse dialing - Wall mountable - Hearing aid compatible - 1 Year limited manufacturer"s warranty - Large, easy to read buttons with braille (button size 1" x .5") - White NWB20600