The EDFA CW PM S Band from Nuphoton Technologies, Inc. is a Fiber Optic Amplifier with Supply Voltage 5.25 V, Input Power -20 to 0 dBm, Noise Figure < 6.5 dB, Signal Gain Up - 32 dB, Wavelength 1505 to 1520 nm. More details for EDFA CW PM S Band can be seen below.