Two-line, two-handset all-digital answering system is expandable to eight handsets offers Caller ID and Caller ID waiting, headset speaker phone, voice enhancer for clear calls. Lighted handset keypad light-up indicator, 50 number phonebook/dialer and true voice page. Extra handset (sold separately) duplicates all functions of existing handset, including 50-number memory, and is easy to connect with base unit. True voice paging.