LC - Duplex-Modul for MediorNet, CWDM wavelength 1571nm, 4.25GBit/s, opt. Budget min. 26dB (P-out= 2 to 7 dBm, P-in = -24 to -9 dBm); Distance to cover depending on attenuation of fiber used: 9/125µm Singlemode-Fiber up to: 80.000m (50mi). CAUTION: A minimum line- attenuation of 16dB is required to prevent the receiver from overdrive.