Product features

· Double optical ports can be selected to realize 1+1 non-destructive protection of services;

· Provide 8 E1 digital ports with optional impedance of 75 ω /120 ω;

· Provide one business phone interface;

· One RS232 asynchronous data interface is provided

· One management interface is provided to realize centralized monitoring;

· Provide one group of control switches for local and remote equipment maintenance and test;

· Adapt to a variety of power supply environment (DC-48V, AC220V and AC&DC dual power).