Install the AT&T 1040 corded phone in your office and instantly get in touch with your colleagues and clients. Having the convenience of a speakerphone and a 3-party conferencing support, this AT&T 4-line phone is perfect for busy small businesses. Avoid/block unwanted callers with the 'Do Not Disturb' mode of this corded phone. Eliminate the hassle of dialing entire numbers again and again, with the 32-number speed dial functionality of this AT&T 4-line phone. With two additional ports, AUX jacks and data port, you can connect the AT&T 1040 phone to another device such as a fax machine or modem.