High Definition Amplified Jumbo-key Phon

High Definition Amplified Jumbo-key Phon Serene High Definition Amplified Telephone Panoramic Speech Clarity 55+ Db Amplification Increases Incoming Sounds Up To 400 Times Louder Digital Tone Settings Make Similar Sounding Words Distinct And Easy To Understand Auto Inchoffhookinch Warnings To Prevent Unknowingly Blocking Incoming Calls Jumbo Keypad Makes It Easy To See And Dial Adjustable Digital Tone Control Lets You Enhance Selectable Sound Frequencies To Match Your Hearing Making Difficult To Hear Words Intelligible Again Latest Digital Sound Processing Technology Eliminates Virtually All Distortion Echo Effects And Unwanted Static Commonly Found In Other Amplified Phones Auto Inchoffhookinch Warnings To Prevent Unknowingly Blocking Incoming Calls Jumbo Keypad Makes It Easy To See And Dial Three Onetouch And Ten Twotouch Programmable Memory Buttons Two (front And Side) Visual Ring Flashers 90+db Super Loud Ringer With Adjustable Ringing Volume And Tone Controls Battery Back Up (