AT&T ML17929
Details
Two-line speakerphone features Caller ID/Call Waiting and lets you dial and receive calls on two different phone lines. Speakerphone lets you speak and listen without holding the handset, leaves your hands free to do other things and lets more people participate in the conversation. 3-Party Conferencing allows you to have a three-way conversation between you and persons on two other lines; inside, outside or combination.