Features and Specifications: Fiber port Fiber type: Single and Multi mode available Wavelength: 1310nm,1550nm,850nm Connector: SC, FC or ST Link type: 1B1H Mode: Single and Dual fiber Distance: 60Km or ≤120Km E1 port Coding: HDB3 Link rate: 2.048Mbit/s ± 50ppm Impedance: 75Ωunbalance Connector: BNC