Panasonic KX-TG6645B DECT 6.0 Cordless Phone System for $88.98 shipped. Here is a screenshot for your reference.  This expandable phone system features up to 4-way conference capability, digital answering system, speakerphone, intercom, call-waiting/caller ID functions, and includes a cordless base station and 5 cordless handsets.  Most places have it for about $111 or more.