DESC: Three Handset system - Only one phone jack needed. Seocnd and third handsets can be placed in other rooms with no phone jacks. Digital Answering system with 3 mailboxes allows callers to leave separate messages for individuals. Permits users to check only their personal messages without having to go through all messages. Call waiting/caller ID with 40 name and number memory-display shows name and number of incoming call even if you're on the phone. Expandable up to 4 handsets - Use up to 4 handsets with base system and place in multiple rooms. Just plug extra handsets into power outlets. Only 1 phone jack needed. VIP ring tones-assign your favorite ring tones to family and friends. Allows specific ring tone to be attached to specific number stored in memory. When that number calls, the selected ring tone is played.