V-Tech VTIA5851 5.8GHz Analog Cordless Telephone with Answering Machine and Caller ID (Silver/Black) Single 5.8 GHz handset with digital answering machine in base Caller ID/call waiting capable; 45-number memory 15-minute answering machine record time; 3 mail boxes 20 name and number directory, 9 speed dial Hearing aid and headset compatible