AT&T 1040 4-Line Corded Expandable Speakerphone, Charcoal

4 distinct phone lines give your business the flexibility it needs Expandable! Add up to 15 more phones (sold separately) as your business grows. 32-number speed dial for your most frequently dialed numbers. Speakerphone allows for easier multitasking. System is headset and hearing-aid compatible. 3-party conferencing - for meetings made simple! Spacious, backlit LCD is easy to read, even in a dark room. 2 data ports let you add a fax, modem or answering machine. Backed by the manufacturers 1-year limited warranty. Energy efficient - designed to use less energy than alternative products, potentially helping you save money and reduce your carbon footprint.