Simple and reliable corded operation eliminates the search for a misplaced cordless handset, while sturdy construction ensures long lasting performance. Clean design makes it an easy fit on any counter or wall. Caller ID/Call Waiting allows you to view the name, number, time and date of incoming calls at a glance, even those on Call Waiting. Clearspeak dial in base speakerphone allow you to speak and listen without holding the handset. This leaves your hands free to do other things and lets more people in on the conversation. The telephone works without AC power. For the Caller ID to function, four AA batteries (not included) are necessary. You can store up to 14 numbers for easy dialing through speed dial. You can keep a caller on the line while doing other things.