1,Server time precision: 1ms 2,10M/100M adaptive Ethernet 3,Power supply: 10W, 110 ~ 264V AC 4,1U standard rack mount 5,CE ... NTP Time Server, GPS Time Sever GTT200 Features:l Receive ... -supply)Environment:Temperature: 0 ~ 50°CRelative humidity: 0 ~ 90%Installation:1U standard rack mount installation GPS time server with 2 network port