The D1780-4 DECT 6.0 Cordless Phone includes 4 handsets and offers superior clarity, security and range. The crystal clear digital answering system features instant and remote message retrieval. Up to 50 names can be stored on the caller ID list, and 100 names and numbers can be stored in the phonebook. Use the silent mode to quiet all ringers and incoming messages. This cordless phone also features a handset speakerphone, and ECO mode, which gives longer battery life, and 12 handset expandability for added convenience.