Panasonic KX-TG9334T Dect 6.0 Expandable Digital Cordless Answering System - 4 Handset System DECT 6.0 expandable digital cordless answering system Talking Caller ID/Talking Alarm Clock/Talking Battery Alert All-digital answering machine; built-in clock with alarm on handset 50-station shared phonebook; digital handset speakerphone Expandable up to 6 handsets