VTech UP406 ErisBusinessSystem™. Factory Serviced Includes 90 Day Warranty.. The VTech UP406 is an extension deskset, which requires UP416 as main console. Up to 15 (UP406) Corded Desksets per (UP416) Main Console. You can register only one (UP407) Cordless Handset and one VTech (IS6100) Cordless Headset per Deskset. The ErisBusinessSystem™ four line operation phone is packed with the best VTech features and manage calls from 1-4 telephone lines simultaneously... The UP406 is a full-duplex speakerphone that can keep up with your calls and increase participation by allowing parties on both ends to speak and be heard at the same time.
One can store 50 names and numbers and 200 call history. Additional features include 3 languages LCD prompt, One-touch setting, hearing aid-compatible and auto line selection... UP406