Operating Wavelength Range:1565 nm to 1625 nm Output Power Levels:+24 dBm Optical Input Range:-20 to 0 dBm Optical Gain Up to 40 dB Number of Channels Up to 48 channels DWDM Gain Flatness ± 0.75 dB Number of Pump Lasers 4 Noise Figure 5.0 dB typ. Polarization Dependent Gain (PDG) 0.2 dB max. Polarization Mode Dispersion (PMD) 0.5 ps max. Power Stability ± 0.1 dB over 8 hours Input/Output Isolation 30 dB min.