The 050-404 from Glenair is a RF Over Fiber Module with Frequency Range 2 to 3 GHz, Optical Wavelengths 1270 to 1330 nm, Optical Output Power 3 to 8 dBm, Noise Figure 30 dB, P1dB 2 dBm. Tags: Module, Transmitter. More details for 050-404 can be seen below.