Keep in touch with friends and family with this AT&T 5.8 GHz Digital Three Handset Cordless Telephone. For absolute simplicity and freedom, the phone is headset compatible for hands-free use (headset is optional). A large, easy-to-read LCD screen on all handsets displays the Caller-ID and Call-Waiting feature. With 50 Phone Book locations and 50-number Caller ID history, you can keep track of your favorite friends and family. And you can also redial the last five numbers. You can add up to a total of 4 stations through a single phone jack.