... (2)Semi/full duplex self adapt, support VLAN.(3)RJ45 interface support auto-mdix.(4)Provide 2 clock types: E1 ... function, equipment will not dead.(9) Provide detecting real time Ethernet communication status.(10)Two types: Standalone, desktop, 19inch; Card, ... capacity: 4*E1Clock type: internal-clock, route clockConnecter: BNC (75 Ω), RJ45 (120 Ω)Interface impedance: 75Ω (non- balanced), 120Ω (balanced) ...