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The VIP-D640A 4.0 inch, 6 Digit Clock Display enables time indication, synchronization, and correction over an IP-based LAN/WAN. This allows locating a clock display anywhere on the network. Clock synchronization is initiated via connection to any NTP (Network Time Protocol) server. The enclosure is made of steel with a durable powder coated finish. The color of the enclosure can easily be changed to match any décor. Power is provided to these clocks via a Power over Ethernet (PoE) switch meeting the 802.3af specification.