ClearOne Max 800-158-400 Wireless Conference Phone with Expansion Unit (Refurbished)The industrys first wireless, tabletop conference phone, the MAX Wireless system can turn any room into a conference room. The wireless capabilities entail far more than a clean look; providing the freedom to take the conference with you from room to room, with secure, encrypted transmissions. Key Features: Mnfr. Part #: 800 158 400 ClearOne Max Wireless Conference Phone with Expansion Unit Unsurpassed audio clarity Proprietary echo and noise