Valcom's IP PoE Digital Clock, 4.0-Inch, 6-Digits enables time indication, synchronization and correction over a simple network connection. This allows locating a clock display anywhere on the network. Program Clock synchronization to any NTP (Network Time Protocol) server. IP clocks enable a facility-wide time standard, are simple and easy to install and provide time-keeping accuracy and reliability for your organization. Perfect choice for schools, universities, offices, government agencies, healthcare, manufacturing and transportation facilities.