Motorola MD671 5.8GHz Cordless Speakerphone/Caller ID 5.8 GHz digital cordless phone with dual keypads and graphic displays (on handset and base unit) Expandable to 6 handsets for large households; built-in base and handset speakerphones Caller ID with visual call waiting and 3-way conferencing technology Integrated battery meter with audible and visual alert signals Measures 8.09 x 3.5 x 12.75 inches (WxHxD); 1-year warranty