VTech UP416 15 User Office Bundle ErisBusinessSystem? Brand New Includes 2 Year Warranty The VTech UP416 is a console of a 4-line telephone system. It is expandable to a maximum of 15 UP406 Desksets, a UP407 Cordless Handset and a VTech IS6100 Cordless Headset. Each UP407 Cordless Handset IS6100 Cordless Headset requires a Console UP416 or Deskset UP406 to Operate. You can register only one UP407 Cordless Handset and one VTech IS6100 Cordless Headset to a UP416 Console or a UP406 Deskset. When the Console or a Deskset has cordless accessories, the accessories are all part of the same extension. Only one device with the same extension can be used at a time. System Setup requires a router. The UP416 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. UP416 Features Expandable up to 16 Stations 1 Console 15 Desksets Supports Up to 15 UP406 Extension Desksets Supports 1 UP407 wireless handset OR 1 IS6100 wireless headset sold separately Full Duplex Base SpeakerPhone 8 Level LCD Contrast 200 Station Name / Number Caller ID Memory 50 Station Phone Directory / Dialer Auto Redial 10 Selectable Ringtones 6 Level Handset Volume Control Trilingual Menu Support English / Spanish / French Speakerphone Volume Control Mute Intercom Up To 5-Way Conferencing Auto Line Selection Predial Clock Date Display Hearing Aid Compatible Wall Mountable/Mount Included Up To 7 Days Standby Up To 7 Hours Talk Time Call Transfer Call Privacy On / Off Line Status Indicator 32 Station Speed Dial Tone / Pulse Dialing Adjustable Tilt Variable Viewing Angles Memo Recording Time and Day Stamp Call Screening / Intercept Remote Access Message Playback Individual Erase Control the Greeting Message Audible Message Alert 4-Line Operation Music On Hold Compatible Automated Attendant Corded / Cordless Phone Combo 40 Minute Digital Answering System Expandable Up To 16 Stations