Uniden TRU9280 5.8 GHz Digital Cordless with Digital Answering System and Call Waiting/Caller ID Digital FHSS technology, Expandable up to a total of 10 handsets 70-Name phonebook and 30-number Caller ID memory Handset speakerphone, intercom and transfers calls between handsets, transfers phonebook memory between handsets, headset compatible Backlit keypad and display, Bilingual menu 7 ring tones, personal ring feature