Time is automatically set by GPS
Uses PoE (Power over Ethernet) for easy installation and operation
Static IP or DHCP addressing
12 or 24 hour display
Automatic Daylight Saving Time change (if applicable)
Adjustable brightness (brilliant, bright, normal, dim, off)
Capability to receive realtime countdown command
Capability to receive realtime timer command 
If connection to NTP server is lost the clocks will continue to run on the built-in time base. When the connection is restored it will synchronize automatically