Up to 6000 visits per second Local area network synchronization timing accuracy: 0.5-2ms Internally integrated high-precision timing GNSS satellite receiver Support GPS, Beidou, GLONASS, QZSS NTP v2 (RFC 1119), NTP v3 (RFC 1305), NTP v4 (RFC5905) SNTP v3 (RFC 1769), SNTP v4 (RFC 2030) Compact structure, easy to install Receiver Parameters: Support Satellites:GPS L1 /Beidou B1/GLONASSL1/QZSS L1 Vertical Positioning Accuracy: Less than 5 meters/16.4ft CEP50 (autonomous) Less than 3 meters/9.8ft CEP50 (SBAS) First Positioning Time: Reacquisition: Less than 1s 50% Hot Start: Less than 1s 50% Warm Start: Less than 33s 50% Cold Start: Less than 35s 50% Electrical Parameters: Working Voltage: DC 6-24V Operating Current: 80mA at 12V GNSS Antenna Voltage: 3.3V Ethernet Port: RJ45, 10/100Mbps, -connection adaptive Reliability Level: 2KV Electromagnetic Isolation Working Temperature: -40 to 85℃ Storage Temperature: -45 to 105℃ Working Humidity: 5% to 95% RH (No condensation) Storage Humidity: 5% to 95% RH (No condensation) Note: Please contact customer service about download or installation information before placing order. Voltage: AC220V Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Colour:Black Material:Iron + Plastic Package Contents: 1Set x NTP Time Server(Due to different product batches, the appearance , which does not affect the use) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.