1 x LC - Duplex-Module for CPU-128F G2, 1310nm,1.25GBit/s, opt. Budget 10 dB (P-out = -9 to-1 dBm, P-in= -19 to -1 dBm); distance to cover depending on attenuation of fiber used: 50/125µm Multimode-Fiber up to: 2000m (1,25mi); 2 modules required per CPU