Uniden DCT648-3 2.4 GHz Digital Expandable Cordless Phone with 3 Handsets and Digital Answering System 2.4 GHz digital signal with autoscan Expandable to 4 handsets, 3 included, 2 remote charger stands Integrated digital answering system; easy voice prompts Caller ID/call waiting, 100-call memory Handset and base speakerphones, intercom function