RCA 2101-3 Dect 6.0 Cordless Phone System for $25.00.  Shipping is 7.46 for a total of $32.46 shipped.  Here is a screenshot for your reference.  It comes with 3 cordless phone sets and features caller ID, call waiting, call transfer, handset-to-handset intercom, and more.  Most places have this cordless phone system for about $47.