PANASONIC (KXTG9582B) 2-Line Cordless Phone with 3-Way Conferencing, Call Blocking and Answering Machine. Expandable up to 12 handsets.
AT&T (TL88102) Dect 6.0 1-Handset 2-Line Landline Telephone Bundle with 3 Handsets and Dual Caller ID/Call Waiting. Expandable up to 12 handsets.
Vtech (DS6151) Base with 3 Additional DS6101 Cordless Handsets Bundle, expandable up to 12 handsets.