The CTFA-PB from Keopsys by LUMIBIRD is a Fiber Optic Amplifier with Input Power 1 to 31.62 mW, Input Power 0 to 15 dBm, Saturated Output Power 17 to 40 dBm, Saturated Output Power 0.05 to 10 W, Wavelength 1900 to 2050 nm. More details for CTFA-PB can be seen below.