Includes a data port for managing your modem or fax line without switching phone lines back and forth, and a handy 10-station speed-dialer for quick calling. Improved sound quality makes your conversations much more comfortable and productive. Flashing voice mail indicator shows you when you have messages at a glance. Speakerphone features nine steps of volume control so you can find the most comfortable volume, quickly. Caller ID saves up to 50 of your incoming calls in a memory bank for easy reference. Easy to view names and numbers on the three-line LCD screen, and return calls with a few button touches. Frequency: N\A; Answering System: N\A; Lines: 2; Telephone Type: Corded.