- With the handy AT&T CL2909 Corded Phone with Caller ID you can easily take and make calls anywhere at home. Packed with useful features it comes with a speakerphone for hands-free operation and call waiting functions. - This AT&T telephone has a 14-number memory for frequently dialed numbers. - It has hold redial flash and mute options that can be helpful for business and home use. - This corded telephone with speakerphone features setup menus in English Spanish and French. - It also includes caller ID history for up to 65 names and telephone numbers that allows for the tracking of incoming calls. - The AT&T CL2909 Corded Phone with Caller ID also has a large easy-to-read display. This item does not need AC power to operate.