Check the listing for details. NEW KONFTEL 55 Conference Unit Phone. Condition: New – Open box. Listed at 60.00 USD. Pictures are the description. We are a rural telephone company liquidating our surplus inventory. The instruction manual and other papers are missing from the box. There is no warranty. Please email with questions and we will have one of our techs help you with questions before you purchase. Make sure and check out our other item pages as we continue to liquidate.