... of time reference configuration, You can set the one of the GPS, GLONASS, BEIDOU’s clock as primary reference clock ... accuracy better than 1E-12P High reliability, high redundancy; GPS, GLONASS, BEIDOU offer reference clock Built-in high performance ... RJ45, supports SNMP, check that and other agreementsDisplay Indicator: Power, GPS, Compass, GLONASS, rubidium clocks, to maintain, fault LCD display ...