This is the world's first all in one voice dialer phone in which one can make a call, end a call, and answer a call without the need to ever touch the phone. ----- Key features: voice dialing (totally hands free dial, answer and end calls by voice command) --17 voice memories (store 17 frequently called numbers so you can dial them by name)-- 80 incoming CID (store the last 80 numbers that called you in memory for review) --talking caller id number review the last 80 numbers that have called you --delete the numbers in your call list -- dial-back the numbers in your call list -- LCD display with 2 lines (16 characters per line - 2 lines of display) -- hands-free speakerphone function (high quality loud speakerphone) -- redial / pause function (redial last number dialed and insert pauses in dial string) -- flash function (100ms 300ms or 600ms) (settings for some older phone lines) -- vocal prompts (that can be turned off) -- memory backup for life (never worry about losing your settings) -- visual ring indicator (you can see the phone ring) -- power failure protection -- menu lock function (prevent unauthorized people from changing your settings) -- a/c adapter (110v - 220v accepted - for 220v power just add plug adapter) -- 40db handset volume max (loud adjustable handset volume) -- talking caller id (voice can be turned off) -- talking keypad (voice can be turned off) -- 911 key (programmable to any number) -- wall mountable -- ringer off/low/high switch -- handset volume lo/mid/hi switch -- hands free volume control. --- Please speak Clearly and Consitantly for best response and results. The phone is listening for your voice only with the same speach pattern that you trained it with.