2-Line Operation with 3-Way Conference: Allows you to talk with a party on one line, dial a second party on the other line, and then conference both calls together. Hands-Free Speakerphone: Built-in speakerphone allows for hands-free operation. You can let others in the room join in your conversations. 16-Digit LCD with Clock: The convenient 16-digit LCD displays dialed numbers, a duration of call, and date. You can also adjust LCD contrast.