ACT RL1900, 0.5 m, OS2, 2x E-2000 (LSH), 2x E-2000 (LSH) ACT RL1900. Cable length: 0.5 m, Fibre optic type: OS2, Connector 1: 2x E-2000 (LSH), Connector 2: 2x E-2000 (LSH), Core diameter: 9 µm, Full duplex