The AT&T 210 Corded Trimline Phone with Speed Dial and Memory Buttons is a classic and functional option for a home or office telephone. The phone can be mounted to the wall or set on a flat surface in your kitchen, bedroom or office.- This black wall phone features a speed-dial memory that can hold up to 12 phone numbers, allowing you to call your friends and family with a touch of a button.- The AT&T 210 Corded Trimline Phone with Speed Dial and Memory Buttons also includes a handset volume control that lets you adjust the sound to a level that is comfortable for you. Three 1-touch memory buttons and a redial button provide additional functionality.